Hepatobiliary & Pancreatic Diseases International (HBPD Int) is a journal published quarterly in English language by the First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China. We welcome original articles from any part of the world; no charge is made for review. The papers are reviewed by members of the editorial board and our international panel of expert peer reviewers, then either accepted for publication or rejected by the Editor. Please send all submissions to: Hepatobiliary & Pancreatic Diseases International (HBPD Int) is a journal published quarterly in English language by the First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, China. We welcome original articles from any part of the world; no charge is made for review The papers are reviewed by members of the editorial board and our international panel of expert peer reviewers, then either accepted for publication or rejected by the Editor. Please send all submissions to: