[Wang, Wei; Zhong, Rui] Cent South Univ, Hunan Canc Hosp, Affiliated Canc Hosp,Xiangya Sch Med, Dept Med Oncol,Digest & Urinary Unit, Changsha 410013, Hunan, Peoples R China.
[Zhang, Qiong; Yi, Feng; Xiang, Fen] Yueyang Cent Hosp, Dept Emergency, Yueyang 414100, Hunan, Peoples R China.
[Qiu, Yan-Fang] Cent South Univ, Hunan Canc Hosp, Affiliated Canc Hosp,Xiangya Sch Med, Dept Radiat Therapy Oncol, Changsha 410013, Hunan, Peoples R China.
[Zhu, Lei] Hunan Univ Chinese Med, Sch Nursing, Changsha 410208, Hunan, Peoples R China.
[Zou, Yan-Hui] Cent South Univ, Hunan Canc Hosp, Affiliated Canc Hosp,Xiangya Sch Med, Hlth Serv Ctr, Changsha 410013, Hunan, Peoples R China.