1. Wyllie R, Kay MH. Gastrointestinal endoscopy in infants and children. Pediatr Rev. 1993; 14:352–359.
Article
2. Rothbaum RJ. Complications of pediatric endoscopy. Gastrointest Endosc Clin N Am. 1996; 6:445–459.
Article
3. Asge Standards of Practice Committee. Lee KK, Anderson MA, et al. Modifications in endoscopic practice for pediatric patients. Gastrointest Endosc. 2008; 67:1–9.
Article
4. Hassall E. Requirements for training to ensure competence of endoscopists performing invasive procedures in children. J Pediatr Gastroenterol Nutr. 1997; 24:345–347.
Article
5. Hyams JS, Burke G, Davis PM, Rzepski B, Andrulonis PA. Abdominal pain and irritable bowel syndrome in adolescents: a community-based study. J Pediatr. 1996; 129:220–226.
Article
6. Di Lorenzo C, Colletti RB, Lehmann HP, et al. AAP Subcommittee; NASPGHAN Committee on Chronic Abdominal Pain. Chronic abdominal pain in children: a technical report of the American Academy of Pediatrics and the North American Society for Pediatric Gastroenterology, Hepatology and Nutrition. J Pediatr Gastroenterol Nutr. 2005; 40:249–261.
Article
7. Rasquin A, Di Lorenzo C, Forbes D, et al. Childhood functional gastrointestinal disorders: child/adolescent. Gastroenterology. 2006; 130:1527–1537.
Article
8. Thakkar K, Gilger MA, Shulman RJ, El Serag HB. EGD in children with abdominal pain: a systematic review. Am J Gastroenterol. 2007; 102:654–661.
Article
9. Miele E, Giannetti E, Martinelli M, Tramontano A, Greco L, Staiano A. Impact of the Rome II paediatric criteria on the appro-priateness of the upper and lower gastrointestinal endoscopy in children. Aliment Pharmacol Ther. 2010; 32:582–590.
Article
10. Hammer J, Eslick GD, Howell SC, Altiparmak E, Talley NJ. Diagnostic yield of alarm features in irritable bowel syndrome and functional dyspepsia. Gut. 2004; 53:666–672.
Article
11. Thakkar K, Chen L, Tatevian N, et al. Diagnostic yield of oesopha-gogastroduodenoscopy in children with abdominal pain. Aliment Pharmacol Ther. 2009; 30:662–669.
Article
12. Sonnenberg A, Lieberman DA. Calculating the benefit of a negative endoscopy. Gastrointest Endosc. 2003; 58:752–754.
Article
13. Pashankar DS, Corbin Z, Shah SK, Caprio S. Increased prevalence of gastroesophageal reflux symptoms in obese children evaluated in an academic medical center. J Clin Gastroenterol. 2009; 43:410–413.
Article
14. Shabib SM, Cutz E, Sherman PM. Passive smoking is a risk factor for esophagitis in children. J Pediatr. 1995; 127:435–437.
Article
15. Nelson SP, Chen EH, Syniar GM, Christoffel KK. Prevalence of symptoms of gastroesophageal reflux during childhood: a pediatric practice-based survey. Pediatric Practice Research Group. Arch Pediatr Adolesc Med. 2000; 154:150–154.
16. Waring JP, Feiler MJ, Hunter JG, Smith CD, Gold BD. Childhood gastroesophageal reflux symptoms in adult patients. J Pediatr Gastroenterol Nutr. 2002; 35:334–338.
Article
17. Yang SK, Yun S, Kim JH, et al. Epidemiology of inflammatory bowel disease in the Songpa-Kangdong district, Seoul, Korea, 1986- 2005: a KASID study. Inflamm Bowel Dis. 2008; 14:542–549.
18. Thia KT, Loftus EV Jr, Sandborn WJ, Yang SK. An update on the epidemiology of inflammatory bowel disease in Asia. Am J Gastroenterol. 2008; 103:3167–3182.
Article
19. Langholz E, Munkholm P, Nielsen OH, Kreiner S, Binder V. Incidence and prevalence of ulcerative colitis in Copenhagen county from 1962 to 1987. Scand J Gastroenterol. 1991; 26:1247–1256.
Article