1. Department of Medicine, Columbia University, New York, New York.
2. Hebrew Home for the Aged at Riverdale, Bronx, New York.
3. Joslin Diabetes Center and Division of Endocrinology, Diabetes and Metabolism, SUNY Upstate Medical University, Syracuse, New York.
4. Department of Family Medicine, SUNY Upstate Medical University, Syracuse, New York.
5. Department of Medicine, Harlem Hospital Center, New York, New York.
6. Department of Medicine, St. Luke's–Roosevelt Hospital Center, New York, New York.
7. Department of Veterans Affairs, VA Medical Center, Syracuse, New York.
8. Department of Epidemiology, Joseph Mailman School of Public Health, Columbia University, New York, New York.
9. Department of Biomedical Informatics, Columbia University, New York, New York.