[1] Affiliated Hospital of Inner Mongolia University for the Nationalities,Department of Pulmonary and Critical Care Medicine
[2] The First Affiliated Hospital,Jiangsu Provincial Key Laboratory of Geriatrics, Department of Geriatrics
[3] Nanjing Medical University,Department of Pulmonary and Critical Care Medicine
[4] The Second Hospital of Dalian Medical University,Department of Pulmonary and Critical Care Medicine
[5] Shengjing Hospital of China Medical University,Department of Pulmonary and Critical Care Medicine, Center of Respiratory Medicine, National Clinical Research Center for Respiratory Diseases
[6] China-Japan Friendship Hospital,Department of Pulmonary and Critical Care Medicine
[7] First Hospital of China Medical University,Respiratory Department, Center for Pulmonary Vascular Diseases, Fuwai Hospital, National Center for Cardiovascular Diseases
[8] Chinese Academy of Medical Sciences and Peking Union Medical College,undefined