Anatomical orientation and cross-checking--the key to safer laparoscopic cholecystectomy (Br J Surg 2005; 92: 663-664).
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D017081:Cholecystectomy, Laparoscopic / Q000592:standards*; D005704:Gallbladder / Q000033:anatomy & histology*; D006801:Humans; D007430:Intraoperative Care / Q000379:methods*; D012449:Safety