[1] Huazhong Univ Sci & Technol, Tongji Hosp, Tongji Med Coll, Dept Nursing, 1095 Jiefang Ave, Wuhan 430030, Peoples R China
[2] Huazhong Univ Sci & Technol, Tongji Med Coll, Sch Nursing, 13 Hangkong Rd, Wuhan 430030, Peoples R China
[3] Shanxi Univ Chinese Med, Sch Nursing, 121 Univ St,High Sch Campus, Jinzhong 030619, Peoples R China