1. Division of Hematology, Respiratory Medicine and Oncology Department of Internal Medicine Saga University SagaJapan
2. Division of Integrated Oncology Institute of Biomedical Research and Innovation KobeJapan
3. Department of Thoracic Oncology Hyogo Cancer Center AkashiJapan
4. Department of Respiratory Medicine National Hospital Organization Toneyama National Hospital ToyonakaJapan
5. Department of Medical Oncology and Clinical Research National Hospital Organization Yamaguchi‐Ube Medical Center UbeJapan
6. Division of Respiratory Medicine Saga‐Ken Medical Centre Koseikan SagaJapan
7. Department of Respiratory Medicine Kobe City Medical Center General Hospital KobeJapan
8. Department of Epidemiology and Health Care Research Kyoto University Graduate School of Medicine KyotoJapan
9. Department of Medical Oncology Hyogo Cancer Center Akashi Japan