1. Department of Thoracic Surgery, The First Affiliated Hospital of Sun Yat-sen University, Guangzhou, P.R. China
2. Department of Pathology, The First Affiliated Hospital of Sun Yat-sen University, Guangzhou, P.R. China
3. State Key Laboratory of Oncology in South China, Cancer Center, Sun Yat-sen University, Guangzhou, P.R. China
4. Department of Surgery, Davis Heart and Lung Research Institute, The Ohio State University Wexner Medical Center, Columbus, OH, USA
5. Division of Nephrology, Nanfang Hospital, Guangzhou, P.R. China