1. Department of Neurology, Johns Hopkins University, Baltimore, Maryland, USA.
2. Department of Infectious Diseases, University of Georgia, Athens, Georgia, USA.
3. Department of Health and Biomedical Sciences, The University of Texas Rio Grande Valley, Brownsville, Texas, USA.
4. Department of Psychiatry, South Texas Veteran Health Care System, University of Texas Health Science Center at San Antonio, San Antonio, Texas, USA.
5. Department of Medicine, Division of Infectious Disease, University of Colorado Anschutz Medical Campus, Aurora, Colorado, USA.
6. Department of Internal Medicine, University of Texas Health Science Center at Houston, Houston, Texas, USA.
7. Department of Medicine, McGill University Health Centre, Montreal, Canada.
8. Department of Infectious Disease, Columbia University, New York, New York, USA.
9. Department of Medicine, Johns Hopkins University, Baltimore, Maryland, USA.
10. Department of Periodontology and Implant Dentistry, New York University College of Dentistry, New York, New York, USA.
11. Department of Epidemiology, The Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, USA.
12. Department of Ophthalmology, The Wilmer Eye Institute, The Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
13. Department of Neurosciences, University of California San Diego, La Jolla, California, USA.
14. Department of Psychiatry, University of California San Diego, La Jolla, California, USA.
15. Department of HIV Services, Chelsea and Westminster Hospital, London, United Kingdom.
16. Division of Geriatrics, Department of Medicine, University of California San Francisco, San Francisco, California, USA.
17. Department of Infectious Disease, University of Maryland, Baltimore, Maryland, USA.
18. Division of Geriatrics and Palliative Medicine, Weill Cornell Medicine, New York, New York, USA.