Peptic ulceration after esophageal resection.
D002294:Carcinoma, Squamous Cell / Q000601:surgery*; D004938:Esophageal Neoplasms / Q000601:surgery*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer; D011183:Postoperative Complications