1 Department of Thoracic Surgery, Institute of Development, Aging and Cancer, Tohoku University, 4-1 Seiryomachi, Aobaku, Sendai, 980-8575, Japan. hisashi.oishi.c7@tohoku.ac.jp.
2 Department of Thoracic Surgery, Institute of Development, Aging and Cancer, Tohoku University, 4-1 Seiryomachi, Aobaku, Sendai, 980-8575, Japan.
3 Department of Anesthesiology, Tohoku University Hospital, Sendai, Japan.
4 Department of Cardiovascular Surgery, Tohoku University Graduate School of Medicine, Sendai, Japan.
5 Division of Respiratory Medicine, Faculty of Medicine and Graduate School of Medicine, Juntendo University, Tokyo, Japan.
6 Department of Thoracic Surgery, Tohoku Medical and Pharmaceutical University, Sendai, Japan.