[Chen, Wenzhen; Yuan, Juan] Anhui Univ Chinese Med, Sch Nursing, 103 Meishan Rd, Hefei 230012, Anhui, Peoples R China.
[Fu, Chengwei] Guangzhou Univ Chinese Med, Clin Med Sch 2, 12 Airport Rd, Guangzhou 510080, Guangdong, Peoples R China.
[Wu, Boyu] Hunan Univ Chinese Med, Changsha, Peoples R China.
[Zhou, Hong] Wuhan 1 Hosp, Wuhan, Peoples R China.
[Chen, Erfei] Univ Sci & Technol China, Sch Software Engn, Hefei, Peoples R China.