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Background
The current high‐level hepatectomy (HLH) is certified by the Japanese Society of Hepato‐Biliary‐Pancreatic Surgery (JSHBPS), comprising only anatomical hepatectomies above Couinaud's segmentectomy. This multicenter study aimed to identify the conditions of non‐HLH that satisfy equivalent technical difficulties to HLH.
Methods
Between 2018 and 2021, 595 first open hepatectomies without...