Intussusception: Incidence and Treatment—Insights From the Nationwide German SurveillanceAndreas Jenke, Stéfan Wirth, Renate Klaaßen‐Mielke et al.|Journal of Pediatric Gastroenterology and Nutrition|2011Cited by 76
Vitamin E treatment for children with chronic hepatitis B: A randomized placebo controlled trialPatrick Gerner, Stéfan Wirth, Martin Claßen et al.|World Journal of Gastroenterology|2008Cited by 24