Authors:
Toshitaka Nakaya, MD, PhD1; Ichizo Tsujino, MD, PhD1, Junichi Nakamura, MD1, Yasuyuki Chiba, MD2, Hiroyuki Iwano2
1Department of Respiratory Medicine, Hokkaido University Graduate School of Medicine
2Department of Cardiovascular Medicine, Hokkaido University Graduate School of Medicine
Disclosures: Ichizo Tsujino is affiliated to an endowed department sponsored by Nippon Shinyaku Co., Ltd., Nippon Boehringer Ingelheim Co., Ltd., and Mochida Pharmaceutical Co., Ltd.
IRB approval: The content of the present report is approved by the Institutional Review Board of Hokkaido University Hospital for Clinical Research (No. 016-0461).