1. Division of Pulmonary Medicine, Allergy and Rheumatology Department of Internal Medicine Iwate Medical University School of Medicine Morioka Japan
2. Department of Cardiovascular Surgery Iwate Medical University School of Medicine Morioka Japan
3. Department of Medical Oncology Iwate Medical University School of Medicine Morioka Japan
4. Department of Urology Iwate Medical University School of Medicine Morioka Japan
5. Department of Thoracic Surgery Iwate Medical University School of Medicine Morioka Japan
6. Department of Pathology Shinshu University School of Medicine Matsumoto Japan