Responsibilities
Health registries. Growth and pubertal development. Overweight and obesity in children and adolescents.
Background
Pediatric endocrinologist.
Projects and publications
Scientific articles and book chapters
- Ingvild Særvold Bruserud, Mathieu Roelants, Ninnie Oehme, Andre Madsen, Geir Egil Eide, Robert Bjerknes, Karen Rosendahl, Petur Benedikt Juliusson, (2020). References for ultrasound staging of breast maturation, tanner breast staging, pubic hair, and menarche in Norwegian girls. Journal of Clinical Endocrinology and Metabolism s. 1599-1607. doi: 10.1210/clinem/dgaa107
- Ninnie Oehme, Mathieu Roelants, Ingvild Særvold Bruserud, Andre Madsen, Geir Egil Eide, Robert Bjerknes, Karen Rosendahl, Petur Benedikt Juliusson, (2020). Reference data for testicular volume measured with ultrasound and pubic hair in Norwegian boys are comparable with Northern European populations. Acta Paediatrica doi: 10.1111/apa.15159
- Hilde Mjell Donkor, Jacob Holter Grundt, Petur Benedikt Juliusson, Geir Egil Eide, Jørgen Hurum, Robert Bjerknes, Trond Jacob Markestad, (2019). A family‐oriented intervention programme to curtail obesity from five years of age had no effect over no intervention. Acta Paediatrica s. 1-9. doi: 10.1111/apa.15080
- Petur Benedikt Juliusson, Atli Dagbjartsson, Mathieu Roelants, Gestur Ingvi Pálsson, Hildigunnur Fridjonsdottir, Rosa Einarsdóttir, Árni V. Thórsson, (2019). Larger head circumference in Icelandic children 0-4 years of age compared to the World Health Organization and Swedish growth charts. Acta Paediatrica s. 1-6. doi: 10.1111/apa.15103
- Andre Madsen, Ninnie Oehme, Mathieu Roelants, Ingvild Særvold Bruserud, Geir Egil Eide, Kristin Viste, Robert Bjerknes, Bjørg Almås, Karen Rosendahl, Jørn V. Sagen, Gunnar Mellgren, Petur Benedikt Juliusson, (2019). Testicular ultrasound to stratify hormone references in a cross-sectional Norwegian study of male puberty. Journal of Clinical Endocrinology and Metabolism doi: 10.1210/clinem/dgz094
- Hege Kristiansen, Mathieu Roelants, Robert Bjerknes, Petur Benedikt Juliusson, (2019). Norwegian children and adolescents in blended families are at risk of larger one-year BMI increments. Acta Paediatrica s. 1-8. doi: 10.1111/apa.15019
- Asborg Sine Aanstad Bjertnæs, Jacob Holter Grundt, Petur Benedikt Juliusson, Trond Jacob Markestad, Tor A Strand, Mads Nikolaj Holten-Andersen, (2019). Sex-related change in BMI of 15- to 16-year-old Norwegian girls in cross-sectional studies in 2002 and 2017. BMC Pediatrics s. 1-9. doi: 10.1186/s12887-019-1790-2
- Ann Kristin Knudsen, Peter Allebeck, Mette Christophersen Tollånes, Jens Christoffer Skogen, Kim Moesgaard Iburg, John J. McGrath, Knud Juel, Emilie Elisabet Agardh, Johan Ärnlöv, Tone Bjørge, Juan J. Carrero, Christopher R. Cederroth, Anne Elise Eggen, Ziad El-Khatib, Christian Lycke Ellingsen, Seyed-Mohammad Fereshtehnejad, Mika Gissler, Kishor Hadkhale, Rasmus Havmoeller, Lars Johansson, Petur Benedikt Juliusson, Aliasghar A. Kiadaliri, Sezer Kisa, Adnan Kisa, Tea Lallukka, Teferi Mekonnen Yitayew, Tuomo J. Meretoja, Atte Meretoja, Mohsen Naghavi, Subas Neupane, Truc Trung Nguyen, Max Petzold, Oleguer Plana-Ripoll, Rahman Shiri, Rannveig Sigurvinsdottir, Vegard Fykse Skirbekk, Søren T. Skou, Inga Dora Sigfusdottir, Timothy J. Steiner, Gerhard Sulo, Thomas Clement Truelsen, Tommi Juhani Vasankari, Elisabete Weiderpass, Stein Emil Vollset, Theo Vos, Simon Nygaard Øverland, (2019). Life expectancy and disease burden in the Nordic countries: results from the Global Burden of Diseases, Injuries, and Risk Factors Study 2017. The Lancet Public Health s. e658-e669. doi: 10.1016/S2468-2667(19)30224-5
- Øyvind Helgeland, Marc Vaudel, Petur Benedikt Juliusson, Oddgeir Lingaas Holmen, Julius Juodakis, Jonas Bacelis, Bo Jacobsson, Haakon Lindekleiv, Kristian Hveem, Rolv T. Lie, Gun Peggy Strømstad Knudsen, Camilla Stoltenberg, Per Magnus, Jørn V. Sagen, Anders Molven, Stefan Johansson, Pål Rasmus Njølstad, (2019). Genome-wide association study reveals dynamic role of genetic variation in infant and early childhood growth. Nature Communications s. 1-10. doi: 10.1038/s41467-019-12308-0
- Asborg Sine Aanstad Bjertnæs, Jacob Holter Grundt, Hilde Mjell Donkor, Petur Benedikt Juliusson, Tore Wentzel-Larsen, Arild Vaktskjold, Trond Markestad, Mads Nikolaj Holten-Andersen, (2019). No significant associations between breastfeeding practices and overweight in 8-year-old children. Acta Paediatrica s. 109-114. doi: 10.1111/apa.14937
- Mette Engan, Maria Vollsæter, Knut Øymar, Trond Markestad, Geir Egil Eide, Thomas Halvorsen, Petur Benedikt Juliusson, Hege Synnøve Havstad Clemm, (2019). Comparison of physical activity and body composition in a cohort of children born extremely preterm or with extremely low birth weight to matched term-born controls: a follow-up study. BMJ Paediatrics Open s. 1-11. doi: 10.1136/bmjpo-2019-000481
- Lucy Bownass, Stephen Abbs, Ruth Armstrong, Genevieve Baujat, Gry Inger N Behzadi, Ragnhild Drage Berentsen, Christine Burren, Alistar Calder, Valérie Cormier-Dairé, Ruth Newbury-Ecob, Nicola Foulds, Petur Benedikt Juliusson, Sarina G. Kant, Henrietta Lefroy, Sarju G. Mehta, Else Merckoll, Caroline Michot, Fergal Monsell, Amaka C. Offiah, Allan Richards, Karen Rosendahl, Cecilie Rustad, Deborah Shears, Kristian Tveten, Diana Wellesley, Paul Wordsworth, Sarah Smithson, (2019). PAPSS2-related brachyolmia: Clinical and radiological phenotype in 18 new cases. American Journal of Medical Genetics. Part A s. 1884-1894. doi: 10.1002/ajmg.a.61282
- Hanne Lund Løkling, Mathieu Roelants, Kristin Garpestad Kommedal, Hanna Flækøy Skjåkødegård, Ellen M Apalset, Beate Benestad, Mette Helvik Morken, Jøran Hjelmesæth, Petur Benedikt Juliusson, (2019). Monitoring children and adolescents with severe obesity: body mass index (BMI), BMI z-score or percentage above the International Obesity Task Force overweight cut-off?. Acta Paediatrica s. 2261-2266. doi: 10.1111/apa.14898
- Liv Guro Engen Hanem, Øyvind Salvesen, Petur Benedikt Juliusson, Sven Magnus Carlsen, Marit Cecilie Fonn Nossum, Marte Vaage Øie, Rønnaug Ødegård, Eszter Vanky, (2019). Intrauterine metformin exposure and offspring cardiometabolic risk factors (PedMet study): a 5-10 year follow-up of the PregMet randomised controlled trial. The Lancet Child and Adolescent Health s. 166-174. doi: 10.1016/S2352-4642(18)30385-7
- Anders Batman Mjelle, Anesa Mulabecirovic, Roald Flesland Havre, Karen Rosendahl, Petur Benedikt Juliusson, Edda Jonina Olafsdottir, Odd Helge Gilja, Mette Vesterhus, (2019). Normal Liver Stiffness Values in Children: A Comparison of Three Different Elastography Methods. Journal of Pediatric Gastroenterology and Nutrition - JPGN s. 706-712. doi: 10.1097/MPG.0000000000002320
- Marius Kløvgaard, Nina Odgaard Nielsen, Thomas Lund Sørensen, Peter Bjerregaard, Britta Olsen, Petur Benedikt Juliusson, Mathieu Roelants, Henrik Thybo Christesen, (2018). Growth of children in Greenland exceeds the World Health Organization growth charts. Acta Paediatrica s. 1953-1965. doi: 10.1111/apa.14369
- Hege Kristiansen, Geir Egil Eide, Bente Brannsether-Ellingsen, Mathieu Roelants, Robert Bjerknes, Petur Benedikt Juliusson, (2018). Associations between different weight-related anthropometric traits and lifestyle factors in Norwegian children and adolescents: A case for measuring skinfolds. American Journal of Human Biology s. 1-10. doi: 10.1002/ajhb.23187
- Ragnhild Drage Berentsen, Bjørn Ivar Haukanes, Petur Benedikt Juliusson, Karen Rosendahl, Gunnar Houge, (2018). A Novel GDF6 Mutation in a Family with Multiple Synostoses Syndrome without Hearing Loss. Molecular Syndromology s. 1-7. doi: 10.1159/000492418
- Ingun Toftemo, Anne Karen Jenum, Per Lagerløv, Petur Benedikt Juliusson, Ragnhild Sørum Falk, Line Sletner, (2018). Contrasting patterns of overweight and thinness among preschool children of different ethnic groups in Norway, and relations with maternal and early life factors. BMC Public Health s. 1-10. doi: 10.1186/s12889-018-5952-1
- Beate Benestad, Petur Benedikt Juliusson, Wolfgang Siegfried, Samira Lekhal, Milada Cvancarova Småstuen, Jens Kristoffer Hertel, Fiorenza Agosti, Nicoletta Marazzi, Jøran Hjelmesæth, Alessandro Sartorio, (2018). Cardiometabolic risk factors differ among adolescents with obesity in three European countries - a cross sectional study. Acta Paediatrica s. 1-9. doi: 10.1111/apa.14542
- Karen Rosendahl, Ingvild Særvold Bruserud, Ninnie Oehme, Petur Benedikt Juliusson, Laura Tanturri de Horatio, Lil-Sofie Ording Müller, Silvia Magni-Manzoni, (2018). Normative ultrasound references for the paediatric wrist; Dorsal soft tissues. RMD Open s. 1-6. doi: 10.1136/rmdopen-2017-000642
- Ninnie Oehme, Mathieu Roelants, Ingvild Særvold Bruserud, Geir Egil Eide, Robert Bjerknes, Karen Rosendahl, Petur Benedikt Juliusson, (2018). Ultrasound-based measurements of testicular volume in 6- to 16-year-old boys — intra- and interobserver agreement and comparison with Prader orchidometry. Pediatric Radiology s. 1771-1778. doi: 10.1007/s00247-018-4195-8
- Ingvild Særvold Bruserud, Mathieu Roelants, Ninnie Oehme, Geir Egil Eide, Robert Bjerknes, Karen Rosendahl, Petur Benedikt Juliusson, (2018). Ultrasound assessment of pubertal breast development in girls: intra- and interobserver agreement. Pediatric Radiology s. 1576-1583. doi: 10.1007/s00247-018-4188-7
- Pamela Bowman, Åsta Nordsveen Sulen, Fabrizio Barbetti, Jacques Beltrand, Pernille Svalastoga, Ethel Codner, Ellen H. Tessmann, Petur Benedikt Juliusson, Torild Skrivarhaug, Ewan R. Pearson, Sarah E. Flanagan, Tarig Babiker, Nicholas J. Thomas, Maggie H. Shepherd, Sian Ellard, Iwar Klimes, Magdalena Szopa, Michel Polak, Dario Iafusco, Andrew T. Hattersley, Pål Rasmus Njølstad, (2018). Effectiveness and safety of long-term treatment with sulfonylureas in patients with neonatal diabetes due to KCNJ11 mutations: an international cohort study. The Lancet Diabetes and Endocrinology s. 637-646. doi: 10.1016/S2213-8587(18)30106-2
- Liv Guro Engen Hanem, Solhild Stridsklev, Petur Benedikt Juliusson, Øyvind Salvesen, Mathieu Roelants, Sven Magnus Carlsen, Rønnaug Ødegård, Eszter Vanky, (2018). Metformin use in PCOS pregnancies increases the risk of offspring overweight at 4 years of age: follow-up of two RCTs. Journal of Clinical Endocrinology and Metabolism s. 1612-1621. doi: 10.1210/jc.2017-02419
- Kristine Kjer Byberg, Ingvild Bruun Mikalsen, Geir Egil Eide, Michele R. Forman, Petur Benedikt Juliusson, Knut Øymar, (2018). The associations between weight-related anthropometrics during childhood and lung function in late childhood: A retrospective cohort study. BMC Pulmonary Medicine s. 1-13. doi: 10.1186/s12890-017-0567-3
- Lisa Ah Fung Ha, Petur Benedikt Juliusson, Line Kristin Johnson, Jens Kristoffer Hertel, Samira Lekhal, Jøran Hjelmesæth, (2018). Gender-related differences in cardiometabolic risk factors and lifestyle behaviors in treatment-seeking adolescents with severe obesity. BMC Pediatrics s. 1-8. doi: 10.1186/s12887-018-1057-3
- Hilde Mjell Donkor, Jacob Holter Grundt, Petur Benedikt Juliusson, Geir Egil Eide, Jørgen Hurum, Robert Bjerknes, Trond Markestad, (2017). Social and somatic determinants of underweight, overweight and obesity at five years of age: A Norwegian regional cohort study. BMJ Open doi: 10.1136/bmjopen-2016-014548
- Petur Benedikt Juliusson, Mathieu Roelants, Beate Benestad, Samira Lekhal, Yngvild Sørebø Danielsen, Jøran Hjelmesæth, Jens Kristoffer Hertel, (2017). Severe obesity is a limitation for the use of body mass index standard deviation scores in children and adolescents. Acta Paediatrica s. 307-314. doi: 10.1111/apa.14113
- Kristine Kjer Byberg, Knut Øymar, Geir Egil Eide, Michele R. Forman, Petur Benedikt Juliusson, (2017). Exposure to preeclampsia in utero affects growth from birth to late childhood dependent on child's sex and severity of exposure: Follow-up of a nested case-control study. PLOS ONE s. 1-15. doi: 10.1371/journal.pone.0176627
- Heiko Bratke, Ingvild Særvold Bruserud, Bente Brannsether-Ellingsen, Jörg Assmus, Robert Bjerknes, Mathieu Roelants, Petur Benedikt Juliusson, (2017). Timing of menarche in Norwegian girls: Associations with body mass index, waist circumference and skinfold thickness. BMC Pediatrics s. 1-6. doi: 10.1186/s12887-017-0893-x
- Bente Berg Johansson, Henrik Underthun Irgens, Janne Molnes, Pawel Szymon Sztromwasser, Ingvild Aukrust, Petur Benedikt Juliusson, Oddmund Søvik, Shawn Levy, Torild Skrivarhaug, Geir Joner, Anders Molven, Stefan Johansson, Pål Rasmus Njølstad, (2017). Targeted next-generation sequencing reveals MODY in up to 6.5% of antibody-negative diabetes cases listed in the Norwegian Childhood Diabetes Registry. Diabetologia s. 625-635. doi: 10.1007/s00125-016-4167-1
- Bente Brannsether-Ellingsen, Geir Egil Eide, Mathieu Roelants, Robert Bjerknes, Petur Benedikt Juliusson, (2016). BMI and BMI SDS in childhood: annual increments and conditional change. Annals of Human Biology s. 28-33. doi: 10.3109/03014460.2016.1151933
- Kristine Kjer Byberg, Geir Egil Eide, Michele R. Forman, Petur Benedikt Juliusson, Knut Øymar, (2016). Body mass index and physical activity in early childhood are associated with atopic sensitization, atopic dermatitis and asthma in later childhoo. Clinical and Translational Allergy s. 1-9. doi: 10.1186/s13601-016-0124-9
- Rut Anne Thomassen, Janne Anita Kvammen, Mari Borge Eskerud, Petur Benedikt Juliusson, Christine Henriksen, Jarle Rugtveit, (2016). Iodine status and growth in 0-2-year-old infants with cow's milk protein allergy. Journal of Pediatric Gastroenterology and Nutrition - JPGN s. 806-811. doi: 10.1097/MPG.0000000000001434
- Elin Wahl Blakstad, Sissel Moltu, Britt Nakstad, Marit Bragelien Veierød, Kenneth Strømmen, Petur Benedikt Juliusson, Astrid Almaas, Arild Erlend Rønnestad, Kristin Brække, Christian A Drevon, Per Ole Iversen, (2016). Enhanced nutrition improves growth and increases blood adiponectin concentrations in very low birth weight infants :. Food & Nutrition Research s. 1-11. doi: 10.3402/fnr.v60.33171
- Hanna Flækøy Skjåkødegård, Yngvild Sørebø Danielsen, Mette Helvik Morken, Sara-Rebekka Færø Linde, Rachel P. Kolko, Katherine N. Balantekin, Denise E. Wilfley, Petur Benedikt Juliusson, (2016). Study Protocol: A randomized controlled trial evaluating the effect of family-based behavioral treatment of childhood and adolescent obesity–The FABO-study. BMC Public Health s. 1-9. doi: 10.1186/s12889-016-3755-9
- Henrik Thybo Christesen, Birgitte Tønnes Pedersen, Effie Pournara, Isabelle Oliver Petit, Petur Benedikt Juliusson, (2016). Short stature: Comparison of WHO and national growth standards/references for height. PLOS ONE doi: 10.1371/journal.pone.0157277
- Ephrem Bililigne Amare, Mari Idsøe, Miriam Wiksnes, Thomas Totland Moss, Mathieu Roelants, Damte Shimelis, Petur Benedikt Juliusson, Torvid Kiserud, Knut Wester, (2015). Reference ranges for head circumference in ethiopian children 0-2 years of age. World Neurosurgery s. 1566-1571. doi: 10.1016/j.wneu.2015.08.045
- Petur Benedikt Juliusson, Bente Brannsether-Ellingsen, Hege Kristiansen, Karel Hoppenbrouwers, Robert Bjerknes, Mathieu Roelants, (2015). Should children with overweight or obesity be excluded from height references?. Archives of Disease in Childhood s. 1044-1048. doi: 10.1136/archdischild-2015-308537
- Ane-Kristine Finbråten, Catia Martins, Guro Lillemoen Andersen, Jon Sverre Skranes, Bente Brannsether-Ellingsen, Petur Benedikt Juliusson, Unni Syversen, Richard Stevenson, Torstein Vik, (2015). Assessment of body composition in children with cerebral palsy: a cross-sectional study in Norway. Developmental Medicine & Child Neurology s. 858-864. doi: 10.1111/dmcn.12752
- Oliver Blankenstein, Birgitte Tønnes Pedersen, Michael Schlumpf, Arne Haahr Andreasen, Petur Benedikt Juliusson, (2015). Management and interpretation of heterogeneous observational data: Using insulin-like growth factor-I data from the NordiNet® International Outcome Study. Growth Hormone & IGF Research s. 41-46. doi: 10.1016/j.ghir.2014.12.001
- ET Jensen, JL Daniels, T Stürmer, WR Robinson, CJ Williams, Dag Moster, Petur Benedikt Juliusson, Kristine Vejrup, Per Magnus, MP Longnecker, (2014). Maternal hormonal contraceptive use and offspring overweight or obesity. International Journal of Obesity doi: 10.1038/ijo.2014.114
- Bente Brannsether-Ellingsen, Geir Egil Eide, Mathieu Roelants, Robert Bjerknes, Petur Benedikt Juliusson, (2014). Interrelationships between anthropometric variables and overweight in childhood and adolescence. American Journal of Human Biology s. 502-510. doi: 10.1002/ajhb.22554
- Kari Glavin, Mathieu Roelants, Bjørn Heine Strand, Petur Benedikt Juliusson, Kari Kveim Lie, Sølvi Helseth, Ragnhild Hovengen, (2014). Important periods of weight development in childhood: a population-based longitudinal study. BMC Public Health doi: 10.1186/1471-2458-14-160
- Yngvild Sørebø Danielsen, Inger Hilde Nordhus, Petur Benedikt Juliusson, Magne Olav Mæhle, Ståle Pallesen, (2013). Effect of a family-based cognitive behavioural intervention on body mass index, self-esteem and symptoms of depression in children with obesity (aged 7-13): A randomised waitinglist controlled trial. Obesity Research and Clinical Practice s. E116-E128. doi: 10.1016/j.orcp.2012.06.003
- Bente Brannsether Ellingsen, Mathieu Roelants, Robert Bjerknes, Petur Benedikt Juliusson, (2013). References and cutoffs for triceps and subscapular skinfolds in Norwegian children 4-16 years of age. European Journal of Clinical Nutrition s. 928-933. doi: 10.1038/ejcn.2013.91
- Petur Benedikt Juliusson, Mathieu Roelants, Eirin Beate Nordal, Liv Furevik, Geir Egil Eide, Dag Moster, Roland Hauspie, Robert Bjerknes, (2013). Growth references for 0-19 year-old Norwegian children for length/height, weight, body mass index and head circumference. Annals of Human Biology s. 220-227. doi: 10.3109/03014460.2012.759276
- Hege Kristiansen, Petur Benedikt Juliusson, Geir Egil Eide, M Roelants, Robert Bjerknes, (2013). TV viewing and obesity among Norwegian children: the importance of parental education. Acta Paediatrica s. 199-205. doi: 10.1111/apa.12066
- Magnus Odin Dahlseng, Guro Lillemoen Andersen, MARIA DA GRACA Andrada, Catherine Arnaud, RAJESH Balu, Javier De la Cruz, Teresa Folha, Kate Himmelmann, Karin Horridge, Petur Benedikt Juliusson, Magnus Påhlman, Gija Rackauskaite, Solveig Sigurdardottir, Peter Uldall, Torstein Vik, (2012). Gastrostomy tube feeding of children with cerebral palsy: variation across six European countries. Developmental Medicine & Child Neurology s. 938-944. doi: 10.1111/j.1469-8749.2012.04391.x
- Ane Sofie Kokkvoll, Elisabeth Jeppesen, Petur Benedikt Juliusson, Trond Flægstad, Inger Njølstad, (2012). High prevalence of overweight and obesity among 6-year-old children in Finnmark County, North Norway. Acta Paediatrica s. 924-928. doi: 10.1111/j.1651-2227.2012.02735.x
- Margarete E. Vollrath, Sarah E Hampson, Petur Benedikt Juliusson, (2012). Children and eating. Personality and gender are associated with obesogenic food consumption and overweight in 6-to 12-year-olds. Appetite s. 1113-1117. doi: 10.1016/j.appet.2012.02.056
- Katrine Tyborg Leversen, Kristian Sommerfelt, Irene Bircow Elgen, Geir Egil Eide, Lorentz M. Irgens, Petur Benedikt Juliusson, Trond Markestad, (2012). Prediction of outcome at 5 years from assessments at 2 years among extremely preterm children: A Norwegian national cohort study. Acta Paediatrica s. 264-270. doi: 10.1111/j.1651-2227.2011.02504.x
- Kristoffer Myrstad Brodwall, Petur Benedikt Juliusson, Robert Bjerknes, Randi Hovland, Torunn Fiskerstrand, (2011). Trikorhinofalangealt syndrom - klinisk presentasjon og genetikk. Tidsskrift for Den norske legeforening s. 1420-1423. doi: 10.4045/tidsskr.09.0551
- Bente B Ellingsen, Mathieu Roelants, Robert Bjerknes, Petur Benedikt Juliusson, (2011). Waist circumference and waist-to-height ratio in Norwegian children 4-18 years of age: Reference values and cut-off levels. Acta Paediatrica s. 1576-1582. doi: 10.1111/j.1651-2227.2011.02370.x
- Magnus Odin Dahlseng, Ane-Kristine Finbråten, Petur Benedikt Juliusson, Jon Skranes, Guro Lillemoen Andersen, Torstein Vik, (2011). Feeding problems, growth and nutritional status in children with cerebral palsy. Acta Paediatrica s. 92-98. doi: 10.1111/j.1651-2227.2011.02412.x
- Pétur Júlíusson, Mathieu Roelants, Trond Markestad, Robert Bjerknes, (2011). Parental perception of overweight and underweight in children and adolescents. Acta Paediatrica s. 260-265. doi: 10.1111/j.1651-2227.2010.02039.x
- Yngvild Sørebø Danielsen, Pétur Júlíusson, Inger Hilde Nordhus, Mona Kleiven, Helle Margrete Meltzer, Gustav Olsson, Ståle Pallesen, (2011). The relationship between life-style and cardio-metabolic risk indicators in children: the importance of screen time. Acta Paediatrica s. 253-259. doi: 10.1111/j.1651-2227.2010.02098.x
- Petur Juliusson, Mathieu Roelants, Karel Hoppenbrouwers, Roland Hauspie, Robert Bjerknes, (2011). Growth of Belgian and Norwegian children compared to the WHO growth standards: Prevalence below -2 and above +2 standard deviations and the effect of breastfeeding. Archives of Disease in Childhood s. 916-921. doi: 10.1136/adc.2009.166157
- Pétur Júlíusson, Geir Egil Eide, Mathieu Roelants, Per Erik Waaler, Roland Hauspie, Robert Bjerknes, (2010). Overweight and obesity in Norwegian children: prevalence and socio-demographic risk factors. Acta Paediatrica s. 900-905. doi: 10.1111/j.1651-2227.2010.01730.x
- Ane C. Westerberg, Christine Henriksen, Asta Ellingvåg, Marit Bragelien Veierød, Petur Juliusson, Britt Nakstad, Anne Karin Aurvåg, Arild Rønnestad, Morten Grønn, Per Ole Iversen, Christian André Drevon, (2010). First year growth among very low birth weight infants. Acta Paediatrica s. 556-562. doi: 10.1111/j.1651-2227.2009.01667.x
- Petur Juliusson, Mathieu Roelants, Geir Egil Eide, Dag Moster, Anders Juul, Roland Hauspie, Per Erik Waaler, Robert Bjerknes, (2009). Vekstkurver for norske barn. Tidsskrift for Den norske legeforening s. 281-286. doi: 10.4045/tidsskr.09.32473
- Petur Juliusson, M Roelants, Robert Bjerknes, (2009). Vekstkurver: Hva er forskjellene mellom en referanse og en standard?. Pediatrisk Endokrinologi s. 53-56.
- Petur Juliusson, Robert Bjerknes, (2008). Sekulær økning i vekt hos barn og unge. Pediatrisk Endokrinologi s. 16-24.
- Robert Bjerknes, Petur Juliusson, Lars Hagenaes, (2008). Pubertetsinduksjon med transdermalt østrogen hos jenter med Turner syndrom. Pediatrisk Endokrinologi s. 79-83.
- Oddmund Søvik, Petur Juliusson, Eirik V. Hansen, Pål Rasmus Njølstad, (2008). Utredning og behandling av medfødt hyperinsulinisme (2): Diagnostiske og terapeutiske aspekter. Pediatrisk Endokrinologi s. 56-63.
- Petur Juliusson, Ragnar Bjarnason, Hilde Bjørndalen, Anne Grethe Myhre, Robert Bjerknes, (2006). Diagnostiske kriterier for veksthormonmangel hos barn. Pediatrisk Endokrinologi s. 60-64.
- Petur Juliusson, Dag Veimo, Knut Dahl-Jørgensen, Kolbeinn Gudmundsson, Robert Bjerknes, (2004). Veksthormonbehandling av barn født SGA uten innhentingsvekst. Pediatrisk Endokrinologi s. 78-85.
- Petur Juliusson, Robert Bjerknes, (2004). Hvordan skal vi måle og definere overvekt og fedme hos barn og unge?. Pediatrisk Endokrinologi s. 24-30.
- Robert Bjerknes, Petur Juliusson, (2004). Medisinsk utredning av overvekt og fedme hos barn og unge. Pediatrisk Endokrinologi s. 31-34.
- Petur Benedikt Juliusson, Camilla Tøndel, Sylvi Aanderud, Jan Erik Varhaug, Magne Følling, Robert Bjerknes, (2002). Behandling av Graves sykdom hos barn og unge. Pediatrisk Endokrinologi s. 42-46. doi: https://www.yumpu.com/no/document/read/32665288/behandling-av-graves-sykdom-hos-barn-og-unge-pediatrisk-
Reports and books
- Bente Brannsether-Ellingsen, Petur Benedikt Juliusson, (2015). Overweight and obesity in children: a study of weight-related anthropometric variables in childhood
- Pétur Júlíusson, (2010). Overweight and obesity in Norwegian children
Others
- Janne Anita Kvammen, Rut Anne Thomassen, Christina Kjeserud, Camilla Sæland, Kristin Godang, Per Medbøe Thorsby, Jens Bollerslev, Petur Benedikt Juliusson, Beint Sigmund Bentsen, Christine Henriksen, (2019). Bone health and vitamin D in paediatric intestinal failure patients receiving home parenteral nutrition.
- Hanna Flækøy Skjåkødegård, Yngvild Sørebø Danielsen, Sven J. G. Olsson, Malin Kleppe, Ståle Pallesen, Denise E. Wilfley, Rachel Conlon, Petur Benedikt Juliusson, (2018). Beyond Sleep Duration:Sleep Timing as a Risk Factor for Childhood Obesity. .
- Yngvild Sørebø Danielsen, Solveig Dittmann, Veronica Rødø, Sigurd William Hystad, Hanna Flækøy Skjåkødegård, Vilde Abel Skodvin, Petur Benedikt Juliusson, (2017). Disordered Eating in Children and Adolescents with Severe Obesity: Pre-post Changes During Family-Based Behavioural Treatment for Obesity.. Acta Paediatrica s. 34-40. doi: 10.111/apa.14045
- Yngvild Sørebø Danielsen, Martine Jomark, Marit Guntveit, Sigurd William Hystad, Hanna Flækøy Skjåkødegård, Vilde Abel Skodvin, Petur Benedikt Juliusson, (2017). Family-based behavioural treatment for childhood and adolescent obesity: Are parenting practices and parental cohabitation associated with pre-post changes in BMI Standard Deviation Score (BMI-SDS) during treatment?. Acta Paediatrica s. 19-33.
- Petur Benedikt Juliusson, Jøran Hjelmesæth, Robert Bjerknes, Mathieu Roelants, (2017). Nye kurver for kroppsmasseindeks blant barn og unge. Tidsskrift for Den norske legeforening s. 1397-1398. doi: 10.4045/tidsskr.17.0570
- Kristin Kommedal, Mathieu Roelants, Hanna Flækøy Skjåkødegård, Yngvild Sørebø Danielsen, Mette Helvik Morken, Petur Benedikt Juliusson, (2017). Lifestyle treatment of children and adolescents with obesity in Bergen, Norway: Impact of follow-up frequency and self-monitoring during the first year.. Obesity Facts s. 240-240.
- Bente Brannsether, Mathieu Roelants, Robert Bjerknes, Petur Benedikt Juliusson, (2016). Nye referansekurver for vektrelaterte kroppsmål hos barn. Tidsskrift for Den norske legeforening s. 1828-1830. doi: 10.4045/tidsskr.16.0574
- Sara-Rebekka Færøe Linde, Yngvild Sørebø Danielsen, Hanna Flækøy Skjåkødegård, Rachel Kolko, Denise Wilfley, Petur Benedikt Juliusson, (2015). Family-based behavioural treatment of obesity-The FABO-study. Acta Paediatrica s. 22-22. doi: 10.1111/apa.13158/epdf
- Ingebjørg Lingaas Holmen, Anne Marte Nordlie Myren, Sigurd William Hystad, Petur Benedikt Juliusson, Yngvild Sørebø Danielsen, (2015). Mental health problems as predictors of weight change from adolescence to young adulthood, 11 years follow-up. The HUNT-study Norway.. Acta Paediatrica s. 10-10. doi: 10.1111/apa.13158/epdf
- Jøran Hjelmesæth, Samira Lekhal, Petur Benedikt Juliusson, (2015). Debatt: Fedme er ingen spøk. Bergens Tidende
- Sarah E. Hampson, Margarete E. Vollrath, Petur Benedikt Juliusson, (2015). Personality and overweight in 6-12-year-old children. Pediatric Obesity s. e5-e7. doi: 10.1111/ijpo.12014
- Vilde Abel Skodvin, Øyvind Haaland, Mathieu Roelants, Yngvild Sørebø Danielsen, Mette Helvik Morken, Petur Benedikt Juliusson, (2015). Correlations between anthropometric measures and cardiometabolic risk factors in morbid obese children: are measures of sitting height useful?.
- Linde Sara-Rebekka Færøe, Assmus Jurg, Yngvild Sørebø Danielsen, E Langeland, Svante Nordgren, Petur Benedikt Juliusson, (2015). Two years obesity intervention program in children and adolescents: The importance of age at enrollement..
- Søreide Helene, Yngvild Sørebø Danielsen, Sara-Rebekka Færøe Linde, Øyvind Haaland, Mette Helvik Morken, Petur Benedikt Juliusson, (2015). Changes in body mass index (BMI) standard deviation score (sds)during one-year outpatient obesity intervention program in children and adolescents..
- Yngvild Sørebø Danielsen, Hanna Flækøy Skjåkødegård, Kolko Rachel, Denise Wilfley, Petur Benedikt Juliusson, (2015). Family-based behavioral treatment of obesity-the FABO study..
- Hanna Flækøy Skjåkødegård, Yngvild Sørebø Danielsen, Kolko Rachel, Denise Wilfley, Petur Benedikt Juliusson, (2015). FABO-studien.Familiebasert kognitiv atferdsbehandling for barn og unge med fedme..
- Anders Batman Mjelle, Petur Benedikt Juliusson, Stein Magnus Aukland, (2014). Medisin i bilder; “Barn med krumme legger”.. Tidsskrift for Den norske legeforening
- Kari Glavin, Mathieu Roelands, Bjørn Heine Strand, Petur Benedikt Juliusson, Kari Kveim Lie, Sølvi Helseth, Ragnhild Hovengen, (2013). Important periods of weight development in childhood: A population based longitudinal study.
- Kari Glavin, Mathieu Roelands, Bjørn Heine Strand, Petur Benedikt Juliusson, Kari Kveim Lie, Sølvi Helseth, Ragnhild Hovengen, (2013). Critical periods of weight development in childhood: A population based longitudinal study.
- Silvano Milani, John M.H. Buckler, Christopher J.H. Kelnar, L. Benso, Giulio Gilli, Ivan Nicoletti, Giovanni Faglia, Giorgio Radetti, Gianni Bona, Yvonne Schonbeck, Stef Van Buuren, Michael Hermanussen, Graziano Grugni, Nicoletta Marazzi, Petur Benedikt Juliusson, Mathieu Roelants, Karel Hoppenbrouwers, Roland Hauspie, Robert Bjerknes, Horacio Lejarraga, Alessandro Sartorio, (2012). The use of local reference growth charts for clinical use or a universal standard: A balanced appraisal. Journal of Endocrinological Investigation s. 224-226.
- Ane-Kristine Finbråten, Magnus O Dahlseng, Petur Benedikt Juliusson, Jon Skranes, Guro Lillemoen Andersen, Torstein Vik, (2011). Feeding problems, growth and nutritional status in children with cerebral palsy in Norway.
- Ane-Kristine Finbråten, Magnus O Dahlseng, Petur Benedikt Juliusson, Jon Skranes, Guro Lillemoen Andersen, Torstein Vik, (2011). Feeding problems, growth and nutritional status in children with cerebral palsy in Norway. Developmental Medicine & Child Neurology
- Ane-Kristine Finbråten, Magnus O Dahlseng, Petur Benedikt Juliusson, Jon Skranes, Guro Lillemoen Andersen, Torstein Vik, (2011). Feeding problems, growth and nutritional status in children with cerebral palsy in Norway.
- Petur Juliusson, M Roelants, K Hoppenbrouwers, R Hauspie, Robert Bjerknes, (2009). Growth of Belgian and Norwegian children compared to the WHO growth standards: prevalence outside normal limits and the effect of breast-feeding. Hormone Research s. 199-199.
- Petur Juliusson, Mathieu Roelants, Geir Egil Eide, Per Erik Waaler, Robert Bjerknes, (2008). Comparison of new growth curves for Norwegian children with the existing national charts and the WHO growth standards.
- Petur Juliusson, Mathieu Roelants, Geir Egil Eide, Roland Hauspie, Per Erik Waaler, Robert Bjerknes, (2007). Overweight and obesity in Norwegian children: Secular trends and current prevalence.