[Huang, Meijiao; Li, Min; Tang, Meiling; Chen, Yongjun] Univ South China, Hengyang Med Coll, Dept Neurol, Affiliated NanhuaHosp, Hengyang 421002, Hunan, Peoples R China.
[Tang, Meiling] Univ South China, Hengyang Med Coll, Dept Pediat, Affiliated NanhuaHosp, Hengyang 421002, Hunan, Peoples R China.
[Liu, Lu] Univ South China, Hengyang Med Coll, Dept Gen Med, Affiliated NanhuaHosp, Hengyang 421002, Hunan, Peoples R China.
[Zhu, Linping] Univ South China, Hengyang Med Coll, Dept Gastrointestinal Surg, Affiliated NanhuaHosp, Hengyang 421002, Hunan, Peoples R China.