[Wu, Shuqin; Wang, Peigang; Zheng, Chen; Kelifa, Mohammedhamid Osman; Wang, Cen] Wuhan Univ, Sch Publ Hlth, Wuhan, Hubei, Peoples R China.
[Wang, Xinyu] Wuhan Univ, Sch Nursing, Wuhan, Hubei, Peoples R China.
[Jiang, Junfeng] Cent China Normal Univ, Sch Sociol, Wuhan, Hubei, Peoples R China.
[Wang, Peigang] Wuhan Univ, Sch Publ Hlth, 115 Donghu Rd, Wuhan 430072, Hubei, Peoples R China.