1. Department of Respiration, Ruijin Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China
2. Duke Cancer Institute, Duke University Medical Center, Durham, NC, USA
3. Department of Medicine, Duke University School of Medicine, Durham, NC, USA
4. Institute of Respiratory Diseases, School of Medicine, Shanghai Jiao Tong University, Shanghai, China
5. Department of Gastroenterology, Institute of Digestive Diseases, Tongji Hospital, Tongji University School of Medicine, Shanghai, China
6. Department of Neurosurgery, Duke University School of Medicine, Durham, NC, USA
7. Department of Pathology, Duke University School of Medicine, Durham, NC, USA
8. Department of Population Health Sciences, Duke University School of Medicine, Durham, NC, USA