1 Department of Medicine, University of Hong Kong, Hong Kong, China. Electronic address: tyaucc@hku.hk.
2 Graduate Institute of Oncology, College of Medicine, National Taiwan University, Taipei, Taiwan; Department of Oncology, National Taiwan University Hospital, Taipei, Taiwan.
3 Division of Medical Oncology, Seoul National University, Seoul, South Korea.
4 Division of Medical Oncology, National Cancer Centre, Singapore.
5 Department of Oncology, Asan Medical Center, University of Ulsan, Seoul, South Korea.
6 Division of Hematology and Oncology, Chang Gung Memorial Hospital, Taipei, Taiwan.
7 Gastroenterological Center, Yokohama City University Medical Center, Yokohama, Japan.
8 Department of Clinical Oncology, Chinese University of Hong Kong, Hong Kong, China.
9 Department of Medical Oncology, OncoCare Cancer Centre, Singapore.
10 Department of Hepatobiliary and Pancreatic Oncology, National Cancer Center Hospital East, Kashiwa, Japan.
11 Department of Medicine, Kurume University Hospital, Fukuoka, Japan.
12 Department of Molecular Gastroenterology and Hepatology, Kyoto Prefectural University of Medicine Graduate School of Medical Science, Kyoto, Japan.
13 Department of Oncology, Taipei Veterans General Hospital, Taipei, Taiwan.
14 Bristol-Myers Squibb, Princeton, NJ, USA.
15 Department of Gastroenterology and Hepatology, Kindai University Faculty of Medicine, Osaka, Japan.