Postsurgical complications, especially anastomotic ulcer following gastric resection from April 1st 1950 to March 31st 1964.
D000328:Adult; D000368:Aged; D005260:Female; D005743:Gastrectomy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000601:surgery*