1. Department of Chest Surgery, St. Marianna University School of Medicine, Kanagawa, Japan
2. Department of Medical Informatics, St. Marianna University School of Medicine, Kanagawa, Japan
3. Division of General Thoracic Surgery, Tottori University Hospital, Tottori, Japan
4. Department of Thoracic Surgery, Kurashiki Central Hospital, Okayama, Japan
5. Division of Thoracic and Cardiovascular Surgery, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Japan
6. Department of Thoracic Surgery, Graduate School of Medicine, Kyoto University, Kyoto, Japan
7. Department of Surgical Oncology, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan
8. Division of Thoracic Surgery, Department of Thoracic Oncology, National Cancer Center Hospital East, Chiba, Japan
9. Department of Thoracic Surgical Oncology, The Cancer Institute Hospital, Japanese Foundation for Cancer Research, Tokyo, Japan
10. Department of Thoracic Surgery, Kanagawa Cancer Center, Kanagawa, Japan
11. Department of Thoracic Surgery, Iwakuni Clinical Center, Iwakuni, Japan
12. Division of Thoracic Surgery, Yamaguchi Ube Medical Center, Ube, Japan
13. Division of Thoracic Surgery, Department of Surgery, Kindai University Faculty of Medicine, Osaka-Sayama, Japan
14. Department of Thoracic Surgery, Minamikyusyu National Hospital, Kagoshima, Japan
15. Department of Thoracic Surgery, Tokyo Metropolitan Cancer and Infectious Disease Center Komagome Hospital, Tokyo, Japan
16. Department of Thoracic and Breast Surgery, Oita University, Oita, Japan
17. Division of Thoracic Surgery, Shizuoka Cancer Center, Shizuoka, Japan
18. Department of Thoracic and Cardiovascular Surgery, Mie University Graduate School of Medicine, Tsu, Japan
19. Committee for Scientific Affairs, The Japanese Association for Thoracic Surgery, Tokyo, Japan
20. Department of Surgical Oncology, Research Institute for Radiation Biology and Medicine, Hiroshima University, Japan
21. Department of Thoracic Surgery, Dokkyo Medical University, Tochigi, Japan