[Li, Junyi; Wen, Min; Chen, Yeshi; Wen, Xiaohui; He, Pingping] Univ South China, Sch Nursing, Hengyang Med Sch, Hengyang, Peoples R China.
[Wen, Min] Yueyang Vocat Tech Coll, Sch Nursing, Yueyang, Peoples R China.
[Yu, Juping] Univ South Wales, Fac Life Sci & Educ, Pontypridd, Wales.
[He, Pingping; Ouyang, Xinping] Hunan Normal Univ, Med Coll, Changsha, Peoples R China.
[Ouyang, Xinping; He, Pingping] Hunan Normal Univ, Med Coll, Changsha 410013, Hunan, Peoples R China.