Comparison of clinical outcomes between minimally invasive (laparoscopic and robotic) and open extended cholecystectomy - SOHN, Hee Ju; KIM, Hongbeom; LEE, Mirang; KIM, Hyeong Seok; HAN, Youngmin; KWON, Wooil; LEE, Jun Suh; YOON, Yoo-Seok; LIM, Chang Sup; JANG, Jin-Young (Annals of hepato-biliary-pancreatic surgery, 2022)