[1] Mudanjiang Med Coll, Affiliated Hosp 2, Dept Neurol 2, 3 Xiaoyun St, Aimin Dist, Mudanjiang, Peoples R China
[2] Mudanjiang Med Coll, Affiliated Hosp 2, Dept Pediat, Mudanjiang, Peoples R China
[3] Mudanjiang Med Coll, Affiliated Hosp 2, Dept Clin, Mudanjiang, Peoples R China