1. Division of Respiratory Medicine Gunma Prefectural Cancer Center Ota Japan
2. Department of Respiratory Medicine, Comprehensive Cancer Center, International Medical Center Saitama Medical University Hidaka Japan
3. Department of Pulmonary Medicine Fukushima Medical University Fukushima Japan
4. Division of Thoracic Oncology Tochigi Cancer Center Utsunomiya Japan
5. Division of Respiratory Medicine Ibaraki Prefectural Central Hospital Kasama Japan
6. Division of Internal Medicine Toyama Prefectural Central Hospital Toyama Japan
7. Third Department of Internal Medicine Faculty of Medical Sciences, University of Fukui Eiheiji Japan
8. Division of Respiratory Medicine Saku Central Hospital Advanced Care Center Saku Japan
9. Innovative medical research center Gunma University Hospital Maebashi Japan
10. Department of Internal Medicine Isesaki Municipal Hospital Isesaki Japan
11. Division of Respiratory Medicine Hidaka Hospital Takasaki Japan
12. Department of Pulmonary Medicine Kyoto Prefectural University of Medicine Kyoto Japan
13. Clinical Research Promotion Unit Clinical Research Center, Shizuoka Cancer Center Nagaizumi Japan