[Yang, Ping; Kuang, Weiping; Zhou, Bin; Li, Bo] Brains Hosp Hunan Prov, Dept Neurosurg 3, Changsha, Hunan, Peoples R China.
[Li, Liang; Huang, Huiyong] Hunan Univ Chinese Med, Inst Diagnost Tradit Chinese Med, Changsha 410208, Hunan, Peoples R China.
[Li, Liang] Hunan Univ Chinese Med, Dept Anat, Changsha 410208, Hunan, Peoples R China.
[Yang, Jingjing] Ctr Dis Control & Prevent Yuhua Dist, Dept Chron Dis, Changsha, Hunan, Peoples R China.
[Huang, Huiyong] Hunan Univ Chinese Med, Inst Diagnost Tradit Chinese Med, Sci & Educ Pk, Changsha 410208, Hunan, Peoples R China.