1. From the Department of Cardio-Pulmonary Circulation, Shanghai Pulmonary Hospital, Tongji University School of Medicine, Shanghai, China (D.L., W-H.W., P.Y., R.Z., Z-C.J.); and the Department of Respiratory Medicine, the First Affiliated Hospital of Henan University of Science and Technology, Luoyang, China (Y.M.M., F.L.J.).