[Evaluation of operative methods of proximal gastrectomy with special reference to the need for pyloroplasty].
D000328:Adult; D000368:Aged; D005260:Female; D005743:Gastrectomy; D005767:Gastrointestinal Diseases / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D011708:Pylorus / Q000601:surgery*