1. Department of Respiratory Medicine II, Beijing Children's Hospital, Capital Medical University National Center for Children's Health Beijing China
2. Virus Laboratory, Beijing Children's Hospital, Capital Medical University National Center for Children's Health China
3. Key Laboratory of Human Disease Comparative Medicine, National Health Commission of China (NHC), Beijing Engineering Research Center for Experimental Animal Models of Human Diseases, Institute of Laboratory Animal Science, Peking Union Medicine College Chinese Academy of Medical Sciences Beijing China