title: The effect of topical ampicillin on wound-infection rate after cholecystectomy.
mesh_terms: D000667:Ampicillin / Q000008:administration & dosage* / Q000627:therapeutic use; D002763:Cholecystectomy; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010919:Placebos; D013530:Surgical Wound Infection / Q000517:prevention & control*
chemical_list: D010919:Placebos; D000667:Ampicillin