title: Comparison of selective and nonselective single-dose antibiotic cover in biliary surgery.
mesh_terms: D001424:Bacterial Infections / Q000517:prevention & control*; D001660:Biliary Tract Diseases / Q000601:surgery*; D002986:Clinical Trials as Topic; D006801:Humans; D008802:Mezlocillin / Q000008:administration & dosage*; D011183:Postoperative Complications / Q000517:prevention & control; D011446:Prospective Studies
chemical_list: D008802:Mezlocillin