1. Sichuan Medicine Key Laboratory of Clinical Genetics/Central Laboratory, Affiliated Hospital of Chengdu University, Chengdu 610081, P.R. China
2. Department of Pediatrics, Affiliated Hospital of Chengdu University, Chengdu 610081, P.R. China
3. Department of Neurology, Affiliated Hospital of Chengdu University, Chengdu 610081, P.R. China