1. Department of Thoracic Surgery, Ruijin Hospital, Shanghai Jiaotong University School of Medicine, Shanghai 200025, P.R. China
2. Department of Respiratory and Critical Care Medicine, Ruijin Hospital North, Shanghai Jiaotong University School of Medicine, Shanghai 201821, P.R. China
3. Department of Pathology, Ruijin Hospital North, Shanghai Jiaotong University School of Medicine, Shanghai 201821, P.R. China