Antimicrobial prophylaxis in surgery.
D000900:Anti-Bacterial Agents / Q000008:administration & dosage*; D002511:Cephalosporins / Q000627:therapeutic use; D006801:Humans; D008795:Metronidazole / Q000627:therapeutic use; D011292:Premedication; D012306:Risk; D013530:Surgical Wound Infection / Q000517:prevention & control*
D000900:Anti-Bacterial Agents; D002511:Cephalosporins; D008795:Metronidazole