1. Department of Oncology, Jiangdu Peopleˊs Hospital Affiliated to Medical College of Yangzhou University, Yangzhou, Jiangsu, China
2. Department of Pathology, Jiangdu Peopleˊs Hospital Affiliated to Medical College of Yangzhou University, Yangzhou, Jiangsu, China
3. Department of Oncology, Changzhi Peopleˊs Hospital, Changzhi, Shanxi, China
4. Department of Thoracic Surgery, Jiangdu Peopleˊs Hospital Affiliated to Medical College of Yangzhou University, Yangzhou, Jiangsu, China