1. Rosen MJ, Dhawan A, Saeed SA. Inflammatory bowel disease in children and adolescents. JAMA Pediatr. 2015; 169(11):1053–1060. PMID:
26414706.
Article
2. Jose FA, Heyman MB. Extraintestinal manifestations of inflammatory bowel disease. J Pediatr Gastroenterol Nutr. 2008; 46(2):124–133. PMID:
18223370.
Article
3. Veloso FT. Extraintestinal manifestations of inflammatory bowel disease: do they influence treatment and outcome? World J Gastroenterol. 2011; 17(22):2702–2707. PMID:
21734777.
Article
4. Jose FA, Garnett EA, Vittinghoff E, Ferry GD, Winter HS, Baldassano RN, et al. Development of extraintestinal manifestations in pediatric patients with inflammatory bowel disease. Inflamm Bowel Dis. 2009; 15(1):63–68. PMID:
18626963.
Article
5. Hyams JS. Extraintestinal manifestations of inflammatory bowel disease in children. J Pediatr Gastroenterol Nutr. 1994; 19(1):7–21. PMID:
7965480.
Article
6. Jang HJ, Kang B, Choe BH. The difference in extraintestinal manifestations of inflammatory bowel disease for children and adults. Transl Pediatr. 2019; 8(1):4–15. PMID:
30881893.
Article
7. Rothfuss KS, Stange EF, Herrlinger KR. Extraintestinal manifestations and complications in inflammatory bowel diseases. World J Gastroenterol. 2006; 12(30):4819–4831. PMID:
16937463.
Article
8. Veloso FT, Carvalho J, Magro F. Immune-related systemic manifestations of inflammatory bowel disease. A prospective study of 792 patients. J Clin Gastroenterol. 1996; 23(1):29–34. PMID:
8835896.
9. Sýkora J, Pomahačová R, Kreslová M, Cvalínová D, Štych P, Schwarz J. Current global trends in the incidence of pediatric-onset inflammatory bowel disease. World J Gastroenterol. 2018; 24(25):2741–2763. PMID:
29991879.
Article
10. Hong SJ, Cho SM, Choe BH, Jang HJ, Choi KH, Kang B, et al. Characteristics and incidence trends for pediatric inflammatory bowel disease in Daegu-Kyungpook province in Korea: a multi-center study. J Korean Med Sci. 2018; 33(18):e132. PMID:
29713253.
Article
11. Levine A, Koletzko S, Turner D, Escher JC, Cucchiara S, de Ridder L, et al. ESPGHAN revised Porto criteria for the diagnosis of inflammatory bowel disease in children and adolescents. J Pediatr Gastroenterol Nutr. 2014; 58(6):795–806. PMID:
24231644.
Article
12. Levine A, Griffiths A, Markowitz J, Wilson DC, Turner D, Russell RK, et al. Pediatric modification of the Montreal classification for inflammatory bowel disease: the Paris classification. Inflamm Bowel Dis. 2011; 17(6):1314–1321. PMID:
21560194.
13. Hyams JS, Ferry GD, Mandel FS, Gryboski JD, Kibort PM, Kirschner BS, et al. Development and validation of a pediatric Crohn's disease activity index. J Pediatr Gastroenterol Nutr. 1991; 12(4):439–447. PMID:
1678008.
Article
14. Turner D, Griffiths AM, Walters TD, Seah T, Markowitz J, Pfefferkorn M, et al. Appraisal of the pediatric Crohn's disease activity index on four prospectively collected datasets: recommended cutoff values and clinimetric properties. Am J Gastroenterol. 2010; 105(9):2085–2092. PMID:
20372111.
Article
15. Turner D, Otley AR, Mack D, Hyams J, de Bruijne J, Uusoue K, et al. Development, validation, and evaluation of a pediatric ulcerative colitis activity index: a prospective multicenter study. Gastroenterology. 2007; 133(2):423–432. PMID:
17681163.
Article
16. Dotson JL, Hyams JS, Markowitz J, LeLeiko NS, Mack DR, Evans JS, et al. Extraintestinal manifestations of pediatric inflammatory bowel disease and their relation to disease type and severity. J Pediatr Gastroenterol Nutr. 2010; 51(2):140–145. PMID:
20453677.
Article
17. Yu YR, Rodriguez JR. Clinical presentation of Crohn's, ulcerative colitis, and indeterminate colitis: symptoms, extraintestinal manifestations, and disease phenotypes. Semin Pediatr Surg. 2017; 26(6):349–355. PMID:
29126502.
Article
18. Assa A, Rinawi F, Shamir R. The long-term predictive properties of the Paris classification in paediatric inflammatory bowel disease patients. J Crohns Colitis. 2018; 12(1):39–47. PMID:
28961726.
Article
19. Jansson S, Malham M, Paerregaard A, Jakobsen C, Wewer V. Extraintestinal manifestations are associated with disease severity in pediatric onset inflammatory bowel disease. J Pediatr Gastroenterol Nutr. 2020; 71(1):40–45. PMID:
32187141.
Article
20. Greuter T, Bertoldo F, Rechner R, Straumann A, Biedermann L, Zeitz J, et al. Extraintestinal manifestations of pediatric inflammatory bowel disease: prevalence, presentation, and anti-TNF treatment. J Pediatr Gastroenterol Nutr. 2017; 65(2):200–206. PMID:
27801751.
Article
21. Duricova D, Leroyer A, Savoye G, Sarter H, Pariente B, Aoucheta D, et al. Extra-intestinal manifestations at diagnosis in paediatric- and elderly-onset ulcerative colitis are associated with a more severe disease outcome: a population-based study. J Crohns Colitis. 2017; 11(11):1326–1334. PMID:
28981648.
22. Rinawi F, Assa A, Hartman C, Mozer Glassberg Y, Nachmias Friedler V, Rosenbach Y, et al. Long-term extent change of pediatric-onset ulcerative colitis. J Clin Gastroenterol. 2018; 52(4):326–332. PMID:
28067753.
Article
23. Kang B, Kim JE, Jung JH, Choe JY, Kim MJ, Choe YH, et al. Korean Children and adolescents with Crohn's disease are more likely to present with perianal fistulizing disease at diagnosis compared to their European counterparts. Pediatr Gastroenterol Hepatol Nutr. 2020; 23(1):49–62. PMID:
31988875.
Article