Gastric biopsy in peptic ulcer: a follow-up study.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001706:Biopsy; D005500:Follow-Up Studies; D005753:Gastric Mucosa / Q000473:pathology*; D005756:Gastritis / Q000473:pathology*; D006801:Humans; D008875:Middle Aged; D010437:Peptic Ulcer / Q000473:pathology* / Q000628:therapy