title: [The effective period of antibiotic prophylaxis in obstetric and gynecologic surgery].
mesh_terms: D000328:Adult; D015311:Cefmetazole; D002513:Cephamycins / Q000627:therapeutic use*; D002585:Cesarean Section; D005260:Female; D005334:Fever / Q000517:prevention & control; D006801:Humans; D007044:Hysterectomy; D011183:Postoperative Complications / Q000517:prevention & control; D011247:Pregnancy; D011248:Pregnancy Complications / Q000601:surgery; D011292:Premedication; D013997:Time Factors; D014621:Vagina / Q000382:microbiology
chemical_list: D002513:Cephamycins; D015311:Cefmetazole