[1] Peoples Hosp Hengshui, Harrison Int Peace Hosp, Dept Gen Med, Hengshui, Hebei, Peoples R China
[2] 5 Peoples Hosp Hengshui, Dept Neurol, Hengshui, Hebei, Peoples R China
[3] 5 Peoples Hosp Hengshui, Dept Ultrasound, Hengshui, Hebei, Peoples R China
[4] Peoples Hosp Hengshui, Harrison Int Peace Hosp, Dept Neurol, Hengshui 053000, Hebei, Peoples R China