1. Department Of Clinical Laboratory Maoming People's Hospital Maoming P. R. China
2. Department Of First Tumor Maoming People's Hospital Maoming P. R. China
3. Department of Pulmonary and Critical Care Medicine Maoming People's Hospital Maoming P. R. China
4. Department of Thoracic Surgery Maoming People's Hospital Maoming P. R. China
5. State Key Laboratory of Oncology in South China Collaborative Innovation Center for Cancer Medicine Guangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and Therapy Sun Yat‐sen University Cancer Center Guangzhou P. R. China
6. Research Center for Translational Medicine the First Affiliated HospitalSun Yat‐sen University Guangzhou P.R. China
7. Department Of Pathology Laboratory Maoming People's Hospital Maoming P. R. China