1. Department of Cardiovascular Disease and Clinical Experimental Center, Jiangmen Central Hospital, Jiangmen, Guangdong, China (B.Z.).
2. Peking University Health Science Center, Beijing, China (Z.-W.Y.).
3. Department of Respiratory Medicine, People’s Hospital of Longhua, The Affiliated Hospital of Southern Medical University, Shenzhen, Guangdong, China (W.C.).