1. Division of General Internal Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland.
2. Division of Endocrinology, Diabetes and Metabolism, Johns Hopkins University School of Medicine, Baltimore, Maryland.
3. Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland.
4. School of Nursing, Division of Translational Science, UCLA, Los Angeles, California.
5. Division of Infectious Diseases, Feinberg School of Medicine of Northwestern University, Chicago, Illinois.
6. Department of Infectious Diseases and Microbiology, University of Pittsburgh Graduate School of Public Health, Pittsburgh, Pennsylvania.
7. Georgetown University School of Medicine, Washington, DC.