title: Follow-up of pylorus preserving gastrectomy for duodenal ulcer.
mesh_terms: D000328:Adult; D000368:Aged; D004381:Duodenal Ulcer / Q000601:surgery*; D005260:Female; D005500:Follow-Up Studies; D005743:Gastrectomy / Q000379:methods*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011708:Pylorus; D012008:Recurrence