[Wu, Xinjuan; Zhang, Xiao-Ming] Peking Union Med Coll Hosp, Chinese Acad Med Sci Peking Union Med Coll, Dept Nursing, Dongdan Campus, Beijing, Peoples R China.
[Cao, Simin] Guangzhou Med Univ, Sch Nursing, Guangzhou, Peoples R China.
[Xie, Xiaohua; Xiao, Shiyan; Gao, Maofeng; Cao, Simin] Shenzhen Univ, Affiliated Hosp 1, Shenzhen Peoples Hosp 2, Dept Nursing, Shenzhen, Peoples R China.
[Gao, Maofeng] Anhui Med Univ, Sch Nursing, Hefei, Peoples R China.
[Xiao, Shiyan] Univ South China, Sch Nursing, Hengyang, Peoples R China.