1. Department of Pediatrics, Children’s National, Children’s Research Institute, Center for Translational Science and George Washington University School of Medicine and Health Sciences, Washington, USA
2. Department of Pediatrics, Children’s National, Division of Adolescent & Young Adult Medicine, George Washington University School of Medicine and Health Sciences, Washington, USA
3. Department of Infectious Diseases, St. Jude Children’s Research Hospital, Memphis, USA
4. Research Department, Children’s Diagnostic & Treatment Center, Fort Lauderdale, USA
5. Pediatric Infectious Disease & Immunology, University of Miami Miller School of Medicine, Miami, USA
6. Gundersen Lutheran Medical Foundation, Inc., La Crosse, USA
7. Department of Pediatrics and Child Health, Howard University Hospital, Washington, USA
8. Division of Biostatistics and Study Methodology, Children’s National, Children’s Research Institute, Center for Translational Science, Washington, USA