1. Department of Psychiatry and Human Behavior, Brown Medical School/The Miriam Hospital, Providence, Rhode Island
2. Division of Epidemiology and Community Health, University of Minnesota, Minneapolis, Minnesota
3. Department of Biostatistical Sciences, Wake Forest University School of Medicine, Winston-Salem, North Carolina
4. Department of Medicine and Epidemiology, The John Hopkins University, Baltimore, Maryland
5. Diabetes Center, Massachusetts General Hospital, Boston, Massachusetts