1. Department of Pediatrics, Third People's Hospital of Shenzhen, Shenzhen, Guangdong, China.
2. Institute of Neurology, Third People's Hospital of Shenzhen, Shenzhen, Guangdong, China.
3. Department of Infectious Diseases, National Clinical Research Center for Infectious Diseases, Third People's Hospital of Shenzhen, Shenzhen, Guangdong, China.