1. Department of Oncology, Jinan University , No. 601, West Huangpu Avenue, Tianhe District, Guangzhou, Guangdong Province , China
2. Department of Oncology, Maoming People's Hospital , 101 Weimin Road, Maonan District, Maoming City, Guangdong Province 525000 , China
3. Department of Oncology, Guangzhou First People's Hospital , 1 Panfu Road, Yuexiu District, Guangzhou City, Guangdong Province 510000 , China
4. Department of Pulmonary and Critical Care Medicine, Maoming People's Hospital , 101 Weimin Road, Maonan District, Maoming City, Guangdong Province 525000 , China