1. Shanghai Key Laboratory of Clinical Geriatric Medicine, Huadong Hospital Affiliated to Fudan University, No. 221 West Yanan Road, Shanghai, China
2. Department of Thoracic Surgery, Huadong Hospital Affiliated to Fudan University, No. 221 West Yanan Road, Shanghai 200040, China
3. Department of Thoracic Surgery, Shanghai Chest Hospital, Shanghai Jiao Tong University, No. 241 West Huaihai Road, Shanghai 200030, China
4. Department of Cardiothoracic Surgery, Xinhua Hospital, Shanghai Jiao Tong University School of Medicine, 1665 Kongjiang Road, Shanghai 200092, China