1. Department of Neurology, The First Affiliated Hospital, Jinzhou Medical University, Jinzhou, Liaoning 121012, China
2. Department of Ultrasound, The First Affiliated Hospital, Jinzhou Medical University, Jinzhou, Liaoning 121012, China
3. Department of Neurosurgery, The First Affiliated Hospital, Jinzhou Medical University, Jinzhou, Liaoning 121012, China