1. Department of Respiratory Medicine Nagasaki University Hospital Nagasaki Japan
2. Department of Respiratory Medicine Nagasaki University Graduate School of Biomedical Sciences Nagasaki Japan
3. Clinical Oncology Center Nagasaki University Hospital Nagasaki Japan
4. Department of Respiratory Medicine Kouseikai Hospital Nagasaki Japan
5. Department of Internal Medicine Kouseikai Hospital Nagasaki Japan
6. Department of Pathology Kouseikai Hospital Nagasaki Japan
7. Department of Respiratory Medicine Sasebo City General Hospital Sasebo Japan
8. Department of Clinical Oncology Nagasaki University Graduate School of Biomedical Sciences Nagasaki Japan