[Quan, Xiaoli; Chau, Pui Hing; Fong, Daniel Yee Tak] Univ Hong Kong, Sch Nursing, Li Ka Shing Fac Med, Hong Kong, Hong Kong, Peoples R China.
[Quan, Xiaoli] First Peoples Hosp Huaihua, Huaihua City, Peoples R China.
[Quan, Xiaoli] Univ South China, Huaihua City, Peoples R China.
[Leung, Angela Yee Man] Hong Kong Polytech Univ, Sch Nursing, Hong Kong, Hong Kong, Peoples R China.
[Liao, Qin] Cent S Univ, Xiangya Hosp 3, Changsha, Hunan, Peoples R China.