title: [Errors and hazards].
mesh_terms: D000328:Adult; D005743:Gastrectomy; D006801:Humans; D007813:Laparotomy; D008297:Male; D010437:Peptic Ulcer / Q000601:surgery*; D011183:Postoperative Complications; D065227:Transfusion Reaction
vernacular_title: Oshibki i opasnosti.