[Cai, Manbo; Yang, Qiao; Wu, Weijun; Wu, Haibiao] Univ South China, Affiliated Hosp 1, Hengyang Med Sch, Dept Radiotherapy, Hengyang 421001, Peoples R China.
[Deng, Shengling] Univ South China, Affiliated Hosp 2, Hengyang Med Sch, Dept Anesthesia, Hengyang 421001, Peoples R China.
[Zeng, Yixin; Wang, Haiyun; Shao, Jianyong; Zhang, Jiaxing; Feng, Qisheng] Sun Yat Sen Univ, Canc Ctr, State Key Lab Oncol South China, Guangzhou 510060, Peoples R China.
[Li, Jianjun; Li, JJ] Univ South China, Affiliated Hosp 2, Hengyang Med Sch, Dept Urol Surg, Hengyang 421001, Peoples R China.