title: [Endoscopic and follow-up study in children with peptic ulcer disease].
authors: Li
authors: L
authors: Zhu
authors: Wen-li
authors: WL
authors: Liu
authors: Rong
authors: R
authors: Jin
mesh_terms: D002648:Child; D002675:Child, Preschool; D016145:Endoscopy, Digestive System; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007223:Infant; D008297:Male; D010437:Peptic Ulcer