[1] Cent South Univ, Xiangya Sch Nursing, 172 Tong Zi Po Rd, Changsha, Hunan, Peoples R China
[2] Lanzhou Univ, Evidence Based Med Ctr, Lanzhou, Gansu, Peoples R China
[3] Jinan Univ, Shenzhen Peoples Hosp, Clin Med Coll 2, Dept Nursing, Shenzhen, Guangdong, Peoples R China
[4] Southern Univ Sci & Technol, Affiliated Hosp 1, Shenzhen, Guangdong, Peoples R China
[5] Jinan Univ, Shenzhen Peoples Hosp, Clin Med Coll 2, Dept Operating Room, Shenzhen, Guangdong, Peoples R China