1. National Taiwan University Hospital, Taipei, Taiwan;
2. David Geffen School of Medicine at University of California Los Angeles, Santa Monica, CA;
3. Nanjing Bayi Hospital, Nanjing, China;
4. Severance Hospital, Yonsei University, Seoul, South Korea;
5. Toranomon Hospital, Tokyo, Japan;
6. Azienda Ospedaliera Di Bologna, Bologna, Italy;
7. California Pacific Medical Center Research Institute, San Francisco, CA;
8. National Cancer Center Korea, Goyang-Si, South Korea;
9. Xijing Hospital of Digestive Diseases, Fourth Military Medical University, Xi'an, China;
10. Medical University of Gdańsk, Department of Oncology and Radiotherapy, Gdańsk, Poland;
11. Service d’Hépato-Gastroentérologie et d’Oncologie Digestive, Groupe Hospitalier Saint André, Bordeaux, France;
12. Hannover Medical School, Hannover, Germany;
13. N. N. Blokhin Cancer Research Center, Russian Academy of Medical Sciences, Moscow, Russia;
14. University of Glasgow, Beatson West of Scotland Cancer Centre, Glasgow, United Kingdom;
15. Marqués de Valdecilla University Hospital, Santander, Spain;
16. Eisai Co., Ltd., Woodcliff Lake, NJ;
17. Eisai Co., Ltd., Hatfield, United Kingdom;
18. Kindai University Faculty of Medicine, Osaka, Japan;