1. Department of Clinical Laboratory, The First Affiliated Hospital of Xi'an Medical University, Xi'an City, Shaanxi Province, China
2. Department of Neurology, The First Affiliated Hospital of Xi'an Medical University, Xi'an City, Shaanxi Province, China
3. Department of Clinical Research, The First Affiliated Hospital of Xi'an Medical University, Xi'an City, Shaanxi Province, China
4. Department of Clinical Laboratory, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an City, Shaanxi Province, China