1. The Second Department of Oncology, Huoshan County Hospital, Huoshan County, Lu’an City, Anhui Province, P.R. China
2. Department of Oncology, The People’s Hospital of Chizhou, Chizou City, Anhui Province, P.R. China
3. Department of Oncology, Hefei City, Anhui Province, P.R. China Anhui No.2 People’s Hospital, No. 1868 Dangshan Road, Yaohai District
4. Department of Oncology, Taihe County Hospital of Traditional Chinese Medicine, Taihe County, Fuyang City, Anhui Province, P.R. China
5. Department of Medical Oncology, Fuyang Cancer Hospital, Fuyang City, Anhui Province, Yingzhou District, P.R. China