1. Department of Thoracic Surgery, The First Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, China;
2. Department of Oncology, The Second Affiliated Hospital of Zhengzhou University, Zhengzhou University, Zhengzhou, China;
3. Department of Laboratory Medicine, Tongji Hospital of Tongji University School of Medicine, Shanghai, China;
4. Department of Clinical Research Center, Xuyi People's Hospital, China