1. Department of Pathology The First Affiliated Hospital of Guangxi Medical University Nanning China
2. Department of Cardio‐Thoracic Surgery The First Affiliated Hospital of Guangxi Medical University Nanning China
3. Department of Cardio‐Thoracic Surgery The Seventh Affiliated Hospital of Guangxi Medical University Wuzhou China
4. Wuzhou Gongren Hospital Wuzhou China