1. Vaccine and Infectious Diseases Division, Fred Hutchinson Cancer Research Center, Seattle, WA, USA.
2. Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA, USA.
3. Singapore Immunology Network, Agency for Science, Technology and Research, Singapore, Singapore.
4. Program in Emerging Infectious Disease, Duke-NUS Medical School, Singapore, Singapore.
5. Translational Immunology Institute, SingHealth Duke-NUS Academic Medical Center, Singapore 169856, Singapore.
6. Center for Fundamental Immunology, Benaroya Research Institute, Seattle, WA, USA.
7. Department of Immunology, University of Washington School of Medicine, Seattle, WA, USA.
8. Shanghai Institute of Immunology, Shanghai JiaoTong University School of Medicine, 280 South Chongqing Road, Shanghai 200025, China.