1. Department of Neurology, The Second Hospital of Hebei Medical University Shijiazhuang, Hebei 050000, China.
2. Hebei Province Key Laboratory of Neurology Institute of Cardiocerebrovascular Disease, The Second Hospital of Hebei Medical University Shijiazhuang, Hebei 050000, China.
3. Department of Chemoprevention Roswell Park Cancer Institute Elm and Carlton Streets Buffalo, NY 14263, USA.