Kindai University, Yamaguchi University, Sendai Kousei Hospital, National Cancer Center Hospital East, Saitama Cancer Center, Kanagawa Cancer Center, Juntendo University - Juntendo University Hospital, Niigata Cancer Center Hospital, Shizuoka Cancer Center, National Hospital Organization Nagoya Medical Center, Kobe University, Wakayama Medical University, Kindai University, Hiroshima University - Hiroshima University Hospital, Ehime University Graduate School of Medicine, Kyushu University - Kyushu University Hospital, Kurume University - Department of Internal Medicine, Japan Lung Cancer Alliance, Wakayama Medical University - Department of Pulmonary Medicine and Medical Oncology and Kindai University