1. College of Arts and Sciences, Emory University, Atlanta, Georgia, USA;
2. Division of Viral Diseases, National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, USA;
3. Oak Ridge Institute for Science and Education, Oak Ridge, Tennessee, USA;
4. Internal Medicine Residency Program, University of Washington, Seattle, Washington, USA;
5. Hubert Department of Global Health, Emory University Rollins School of Public Health, Atlanta, Georgia, USA;
6. Division of Infectious Diseases, Emory University School of Medicine, Atlanta, Georgia, USA;
7. Student Health Services, Emory University and Department of Family and Preventive Medicine, Emory University School of Medicine, Atlanta, Georgia, USA