1. Department of Pulmonary and Critical Care Medicine First Affiliated Hospital of Dalian Medical University Dalian China
2. Department of Radiology First Affiliated Hospital of Dalian Medical University Dalian China
3. Department of Pulmonary and Critical Care Medicine Center of Respiratory Medicine China‐Japan Friendship Hospital National Clinical Research Center for Respiratory Diseases Beijing China
4. Department of Pulmonary and Critical Care Medicine, Center of Respiratory Medicine, China‐Japan Friendship Hospital, National Clinical Research Center for Respiratory Diseases Chinese Academy of Medical Sciences Peking Union Medical Beijing China