1. Department of Hepatobiliary Surgery, The First Affiliated Hospital, Sun Yat‑Sen University, Guangzhou, Guangdong 510080, P.R. China
2. Department of General Surgical Laboratory, The First Affiliated Hospital, Sun Yat‑Sen University, Guangzhou, Guangdong 510080, P.R. China
3. Laboratory of Medicine, The First Affiliated Hospital, Sun Yat‑Sen University, Guangzhou, Guangdong 510080, P.R. China