Tohoku University, Sendai Kousei Hospital - Department of Pulmonary Medicine, Juntendo University, Kurume University - Department of Internal Medicine, Akita Kousei Medical Center, Iwate Medical University, National Hospital Organization Hokkaido Medical Center, Juntendo University - Department of Respiratory Medicine, Saitama University - Saitama Medical University, Shimane University - Division of Medical Oncology and Respiratory Medicine, Nippon Medical School - Department of Pulmonary Medicine and Oncology, Niigata University, Kyushu University - Kyushu University Hospital, Kyoto University - Department of Biomedical Statistics and Bioinformatics, Hokkaido University, Kyushu University - Kyushu University Hospital, Oita University and Saitama Medical University International Medical Center (SIMC)