1. State Key Laboratory of Pathogen and Biosecurity Beijing Institute of Microbiology and Epidemiology Academy of Military Medical Sciences Beijing 100071 China
2. Laboratory of Virology Beijing Key Laboratory of Etiology of Viral Diseases in Children Capital Institute of Pediatrics Beijing 100020 China
3. School of Medicine Tsinghua University Beijing 100091 China
4. Department of Medical Research Center State Key Laboratory of Complex Severe and Rare Diseases Peking Union Medical College Hospital Chinese Academy of Medical Science & Peking Union Medical College Beijing 100730 China