Hunan Provincial Center for Disease Control and Prevention, Government of the People's Republic of China - Beijing Key Laboratory of Pediatric Organ Failure, Hunan Provincial Center for Disease Control and Prevention, Academy of Military Medical Sciences - Institute of Biotechnology, Government of the People's Republic of China - Beijing Key Laboratory of Pediatric Organ Failure, CanSino Biologics Inc., Guangzhou Medical University - State Key Laboratory of Respiratory Disease, Hunan Provincial Center for Disease Control and Prevention, Government of the People's Republic of China - Beijing Key Laboratory of Pediatric Organ Failure, Academy of Military Medical Sciences - Institute of Biotechnology, CanSino Biologics Inc., Government of the People's Republic of China - Beijing Key Laboratory of Pediatric Organ Failure, Beijing Institute of Biotechnology, CanSino Biologics Inc., CanSino Biologics Inc., Academy of Military Medical Sciences - Institute of Biotechnology, Hunan Provincial Center for Disease Control and Prevention and Southern Medical University - Neonatal Intensive Care Unit