major trauma trauma cholecystectomy laparoscopic cholecystectomy lunevicius informed consent biliary surgery consent injury epidemiology biliary disease subtotal cholecystectomy abdomen liver gallbladder biliary uk trends england cholecystolithotomy cholecystostomy spleen snom abdominal trauma anatomy emergency surgery acute cholecystitis buttock wound hernia surgery ipcs-4 codes united kingdom patterns ct-scan pseudo aneurysm splenic injury lithuania diaphragm global health laparoscopic repair duodenal ulcer perforated ulcer laparoscopy vessels cancer oncology london trauma management buttocks surgery classifications trauma surgery management liver trauma terminology road traffic events complications biliary anatomy challenges biliary tract hernia umbilical hernia endoscopy inguinal hernia liverpool egs consultants colorectal surgery adverse effects of medical treatment hernia centre abdominal wall reconstruction gastrointestinal bleeding
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