title: Epidemiologic surveillance during a clinical trial of antibiotic prophylaxis in pelvic surgery.
mesh_terms: D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D001424:Bacterial Infections / Q000517:prevention & control*; D002437:Cefazolin / Q000494:pharmacology / Q000627:therapeutic use; D002512:Cephalothin / Q000494:pharmacology / Q000627:therapeutic use; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D004926:Escherichia coli / Q000187:drug effects; D004927:Escherichia coli Infections / Q000517:prevention & control; D005334:Fever / Q000517:prevention & control*; D006801:Humans; D010388:Pelvis / Q000601:surgery*; D010403:Penicillin Resistance; D010406:Penicillins / Q000494:pharmacology / Q000627:therapeutic use; D010919:Placebos; D011159:Population Surveillance; D011183:Postoperative Complications / Q000517:prevention & control*
chemical_list: D000900:Anti-Bacterial Agents; D010406:Penicillins; D010919:Placebos; D002437:Cefazolin; D002512:Cephalothin