1. Lindsley F. Kimball Research Institute; New York Blood Center; New York NY USA
2. School of Medical Laboratory Science; Wenzhou Medical College; Wenzhou Zhejiang China
3. State Key Laboratory of Pathogen and Biosecurity; Beijing Institute of Microbiology and Epidemiology; Beijing China
4. Key Laboratory of Medical Molecular Virology of Ministries of Education and Health, Shanghai Medical College and Institute of Medical Microbiology; Fudan University; Shanghai China