1. Department of Pathology, Guangzhou Chest Hospital, Guangzhou, Guangdong 510095, P.R. China
2. Department of Oncology, The First Affiliated Hospital of Guangdong Pharmaceutical University, Guangzhou, Guangdong 510699, P.R. China
3. Department of Oncology, Guangzhou Chest Hospital, Guangzhou, Guangdong 510095, P.R. China
4. Department of Clinical Laboratory, Guangzhou Chest Hospital, Guangzhou, Guangdong 510095, P.R. China
5. Department of Tuberculosis, Guangzhou Chest Hospital, Guangzhou, Guangdong 510095, P.R. China