1. Internal Medicine III, Wakayama Medical University, Wakayama, Japan
2. Department of Pulmonary Medicine, Sendai Kousei Hospital, Miyagi, Japan
3. Department of Medical Oncology, Faculty of Medicine, Kindai University, Osaka, Japan
4. Department of Respiratory Medicine, Kobe City Medical Center General Hospital, Hyogo, Japan
5. Division of Respiratory Medicine, Department of Internal Medicine, Kobe University Graduate School of Medicine, Hyogo, Japan
6. Division of Respiratory Medicine, Department of Internal Medicine, St Marianna University School of Medicine, Kanagawa, Japan
7. Department of Respiratory Medicine, Kitasato University School of Medicine, Kanagawa, Japan
8. Department of Thoracic Oncology, Aichi Cancer Center Hospital, Aichi, Japan
9. Department of Medical Oncology, Department of Pulmonary Medicine, Chemotherapy Center and Division of Clinical Research, Takarazuka City Hospital, Hyogo, Japan
10. Division of Respirology, Neurology, and Rheumatology, Department of Internal Medicine, Kurume University School of Medicine, Fukuoka, Japan
11. Department of Thoracic Oncology, National Hospital Organization Kyushu Cancer Center, Fukuoka, Japan
12. Department of Thoracic Oncology, Osaka International Cancer Institute, Osaka, Japan
13. Department of Respiratory Medicine, Itami City Hospital, Hyogo, Japan
14. Department of Biomedical Statistics and Bioinformatics, Kyoto University Graduate School of Medicine, Kyoto, Japan