Key steps of complex robotic liver surgery: an international expert survey - Aegerter, Noa L. E.; Kuemmerli, Christoph; Nickel, Felix; Guidetti, Cristiano; Tschuor, Christoph; López-López, Víctor; Wakabayashi, Taiga; Dutkowski, Philipp; Billeter, Adrian; Müller, Beat P.; Müller, Philip C. (Surgical endoscopy and other interventional techniques, 2025)