title: Technical problems in the surgery of chronic duodenal ulcer.
authors.forename: F A B
authors.initials: FA
authors.lastname: SHEPPARD
mesh_terms: D004381:Duodenal Ulcer; D006801:Humans; D010437:Peptic Ulcer; D019651:Plastic Surgery Procedures; D013518:Surgery, Plastic
keywords: PEPTIC ULCER; PLASTIC SURGERY