Corresponding Author

Tomohiro Handa

Department of Respiratory Medicine, Graduate School of Medicine, Kyoto University, Kyoto, Japan

Department of Advanced Medicine for Respiratory Failure, Graduate School of Medicine, Kyoto University, Kyoto, Japan

Address for correspondence: T Handa, Department of Respiratory Medicine, Graduate School of Medicine, Kyoto University, 54 Shogoin Kawaharacho, Sakyo-ku, Kyoto 606-8507, Japan. e-mail: hanta@kuhp.kyoto-u.ac.jp