[1] Chongqing Med Univ, Sch Nursing, Chongqing, Peoples R China
[2] Chongqing Med Univ, Sch Foreign Languages, Chongqing, Peoples R China
[3] Chongqing Med Univ, Dept Nursing, Affiliated Hosp 1, Chongqing, Peoples R China
[4] Guizhou Minzu Univ, Engn Training Ctr, Guiyang, Peoples R China
[5] Chongqing Med Univ, Dept Dermatol, Univ Town Hosp, Chongqing, Peoples R China
[6] Guizhou Med Univ, Sch Nursing, 9 Beijing Rd, Guiyang 550004, Guizhou, Peoples R China