1. National Cancer Center Hospital East, Chiba, Japan
2. Yokohama City University School of Medicine, Kanagawa, Japan
3. Kyushu University Graduate School of Medical Sciences, Fukuoka, Japan
4. Sano Hospital, Hyogo, Japan
5. Kyoto Katsura Hospital, Kyoto, Japan
6. Tsuchiura Kyodo General Hospital, Ibaraki, Japan
7. Osaka Rosai Hospital, Osaka, Japan
8. Hakodate Goryoukaku Hospital, Hokkaido, Japan
9. Aizawa Hospital, Nagano, Japan
10. Kansai Rosai Hospital, Hyogo, Japan
11. Fukui-ken Saiseikai Hospital, Fukui, Japan
12. Teine Keijinkai Hospital, Hokkaido, Japan
13. Ishikawa Prefectural Central Hospital, Ishikawa, Japan
14. Kyoto Second Red Cross Hospital, Kyoto, Japan
15. Osaki Citizen Hospital, Miyagi, Japan
16. Kanagawa Cancer Center, Kanagawa, Japan
17. Osaka University Graduate School of Medicine, Osaka, Japan
18. Japanese Foundation for Multidisciplinary Treatment of Cancer, Tokyo, Japan