[Wan, Yanping; Liao, Li; Zeng, Guqing; Tan, Xing; Chen, Sihan; Huang, Lifang] Univ South China, Sch Nursing, Inst Nursing Res, 28 Changsheng Rd West, Hengyang 421001, Hunan, Peoples R China.
[Cheng, Ailan; Li, Meixiang] Univ South China, Sch Med, Canc Res Inst, Hengyang 421001, Hunan, Peoples R China.
[Li, Maoyu] Cent S Univ, Xiangya Hosp, Chinese Minist Hlth, Key Lab Canc Prote, Changsha 410008, Hunan, Peoples R China.