1. College of Basic Medicine, Guizhou Medical University, Guiyang, Guizhou, China
2. Department of Pathology, Guizhou Medical University, Guiyang, Guizhou, China
3. Department of Cerebral Surgery, The Affiliated Hospital of Guizhou Medical University, Guiyang, Guizhou, China
4. Department of Physical Examination Center, The Affiliated Hospital of Guizhou Medical University, Guiyang, Guizhou, China
5. College of Clinical Medicine, Guizhou Medical University, Guiyang, Guizhou, China
6. Department of Prenatal Diagnosis, The Affiliated Hospital of Guizhou Medical University, Guiyang, Guizhou, China
7. Department of Cerebral Surgery, Guizhou Provincial People’s Hospital, Guiyang, Guizhou, China