title: Three-port laparoscopic cholecystectomy: a plea for scientific evidence.
authors.forename: W T
authors.initials: WT
authors.lastname: Ng
mesh_terms: D001652:Bile Ducts / Q000293:injuries*; D017081:Cholecystectomy, Laparoscopic / Q000009:adverse effects* / Q000379:methods*; D002769:Cholelithiasis / Q000601:surgery; D002986:Clinical Trials as Topic; D006801:Humans; D015994:Incidence; D007431:Intraoperative Complications / Q000453:epidemiology* / Q000209:etiology; D015203:Reproducibility of Results; D018570:Risk Assessment