1. Beijing Key Laboratory of Pediatric Respiratory Infection Diseases, Key Laboratory of Major Diseases in Children, Ministry of Education, National Clinical Research Center for Respiratory Diseases, National Key Discipline of Pediatrics (Capital Medical University), Beijing Pediatric Research Institute, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing, China
2. Research Unit of Critical Infection in Children, Chinese Academy of Medical Sciences, Beijing, China
3. Vision Medicals Center for Infectious Diseases, Guangzhou, Guangdong, China
4. Department of Children’s Respiration disease, the Second Affiliated Hospital & Yuying Children's Hospital, Wenzhou Medical University, Wenzhou, Zhejiang, China
5. Guiyang Women and Children Healthcare Hospital, Guiyang, Guizhou, China
6. Department of Respiratory Diseases I, Beijing Children’s Hospital, Capital Medical University, National Clinical Research Center for Respiratory Diseases, National Center for Children’s Health, Beijing, China