[1] Guangdong Med Univ, Sch Nursing, 1 New City Ave,Songshan Lake Sci & Technol Ind Pk, Dongguan 523808, Guangdong, Peoples R China
[2] Anhui Univ Chinese Med, Sch Nursing, Hefei, Anhui, Peoples R China
[3] Shenzhen Polytech, Sch Med Technol & Nursing, Shenzhen, Guangdong, Peoples R China
[4] Shanxi Univ Tradit Chinese Med, Sch Nursing, Taiyuan, Shanxi, Peoples R China
[5] Danzhou Secondary Hlth Vocat Tech Sch, Nursing Specialty, Danzhou, Hainan, Peoples R China
[6] Guangzhou Univ Chinese Med, Sch Nursing, Guangzhou, Guangdong, Peoples R China