1. Division of Infectious Diseases, School of Medicine
2. Department of Epidemiology, Gillings School of Global Public Health
3. Department of Biostatistics, Gillings School of Global Public Health
4. Institute for Global Health and Infectious Diseases
5. Division of Hospital Medicine, School of Medicine, University of North Carolina, Chapel Hill , North Carolina
6. Department of Epidemiology and Robert N. Butler Columbia Aging Center, Mailman School of Public Health, Columbia University , New York, New York
7. Department of Microbiology and Immunology, School of Medicine, University of North Carolina , Chapel Hill, North Carolina