[Wang, Guangshuai] Wuhan Univ, Sch Comp Sci, Wuhan, Hubei, Peoples R China.
[Wang, Guangshuai] Wuhan Univ, Natl Engn Res Ctr Multimedia Software, Wuhan, Hubei, Peoples R China.
[Wang, Guangshuai; Zhang, Kun; Chen, Jingying] Cent China Normal Univ, Natl Engn Res Ctr E Learning, 152 Luoyu Rd, Wuhan 430079, Hubei, Peoples R China.
[Tang, Suyun] Guangzhou Univ, Sch Educ, Guangzhou, Guangdong, Peoples R China.
[Wang, Guanghai] Shanghai Jiao Tong Univ, Shanghai Childrens Med Ctr, Dept Dev & Behav Pediat, Pediat Translat Med Inst,Sch Med, 1678 Dongfang Rd, Shanghai 200127, Peoples R China.