follow-up of patients operated on for gastric ulcer -- 137 with selective gastric vagotomy ( sgv ) , pyloroplasty and ulcer excision ( 1967-1976 ) and 72 with proximal gastric vagotomy ( pgv ) and ulcer excision ( 1974-1984 ) -- was supplemented with data from recent clinical , endoscopic and biopsy studies in 78 of the patients .
C0038358
gastric ulcer
C0038351
gastric