1. Pediatrics, Children's National Medical Center, George Washington University, Washington, DC, USA
2. School of Medicine and Health Sciences, George Washington University, Washington, DC, USA
3. Medicine, Accolade, Inc., Seattle, WA, USA
4. Los Angeles Medical Center, Harbor-University of California, Torrance, CA, USA
5. Duke Human Vaccine Institute, Duke University, Durham, NC, USA
6. Medicine, Johns Hopkins Medical Institute, Baltimore, MD, USA