1. Department of Pathology Zhongshan HospitalFudan University Shanghai China
2. Department of Thoracic Surgery Zhongshan HospitalFudan University Shanghai China
3. Center for Evidence‐based Medicine Fudan University Shanghai China
4. Center for Data Management and Statistics Children's Hospital of Fudan University Shanghai China
5. Department of Pathology School of Basic Medical Sciences and Zhongshan Hospital Fudan University Shanghai China