[1] Zhejiang Chinese Med Univ, Hangzhou 310053, Peoples R China
[2] Yunhe St Community Hlth Serv Ctr, Hangzhou 311102, Peoples R China
[3] Zhejiang Univ, Affiliated Hosp 2, Epilepsy Ctr, Dept Neurol,Sch Med, Hangzhou 310009, Peoples R China
[4] Zhejiang Univ, Affiliated Hosp 2, Dept Gen Practice, Sch Med, Hangzhou 310009, Peoples R China