[1] University Graduate School of Medical Sciences,Department of Oncology, Immunology and Surgery, Nagoya City
[2] National Cancer Center Hospital East,Division of Thoracic Surgery
[3] Niigata University,Department of Thoracic and Cardiovascular Surgery, Graduate School of Medical and Dental Sciences
[4] Kurashiki Central Hospital,Department of Thoracic Surgery
[5] Mie University Graduate School of Medicine,Department of Thoracic and Cardiovascular Surgery
[6] National Hospital Organization Kobe Medical Center,Department of General Thoracic Surgery
[7] Kumamoto University,Department of Thoracic Surgery, Graduate School of Medical Science
[8] National Hospital Organization Kinki-Chuo Chest Medical Center,Department of Surgery
[9] Shinshu University School of Medicine,Department of Thoracic Surgery
[10] Sapporo Medical University School of Medicine,Department of Thoracic and Cardiovascular Surgery
[11] Nagaoka Red Cross Hospital,Department of Thoracic Surgery
[12] National Hospital Organization Nishi-Niigata Chuo National Hospital,Department of Thoracic Surgery
[13] Teikyo University School of Medicine,Department of Surgery
[14] Kyoto University Hospital,Department of Thoracic Surgery
[15] Aichi Cancer Center Hospital,Department of Thoracic Surgery
[16] Kanazawa University,Department of General and Cardiothoracic Surgery
[17] Kyoto Prefectural University of Medicine,Division of Thoracic Surgery, Department of Surgery
[18] Seirei Mikatahara General Hospital,Division of Thoracic Surgery, Respiratory Disease Center
[19] Hokkaido Cancer Center,Department of Thoracic Surgery
[20] Tenri Hospital,Department of Thoracic Surgery
[21] Yamaguchi University Graduate School of Medicine,Department of Surgery and Clinical Science, Division of Chest Surgery
[22] Toho University Omori Medical Center,Department of Chest Surgery
[23] Chiba University Graduate School of Medicine,Department of General Thoracic Surgery
[24] Chiba Cancer Center,Division of Thoracic Surgery
[25] Fukui Red Cross Hospital,Department of Chest Surgery
[26] Shizuoka City Shizuoka Hospital,Division of Thoracic Surgery
[27] Fukushima Medical University,Division of Chest Surgery