title: Antimicrobial prophylaxis at laparotomy.
mesh_terms: D000891:Anti-Infective Agents, Local / Q000627:therapeutic use; D001414:Bacitracin / Q000627:therapeutic use; D002509:Cephaloridine / Q000627:therapeutic use; D002986:Clinical Trials as Topic; D004338:Drug Combinations; D006801:Humans; D009355:Neomycin / Q000627:therapeutic use; D011113:Polymyxins / Q000627:therapeutic use; D013530:Surgical Wound Infection / Q000517:prevention & control*
chemical_list: D000891:Anti-Infective Agents, Local; D004338:Drug Combinations; D011113:Polymyxins; D001414:Bacitracin; D009355:Neomycin; D002509:Cephaloridine