| Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, New York. |
| Department of Psychiatry, Columbia University Medical Center/New York State Psychiatric Institute, New York. |
| Epidemiology and Biometry Branch, National Institute on Alcohol Abuse and Alcoholism, National Institutes of Health, 5635 Fishers Lane, Room 3075, Rockville, MD 20852, United States; New York State Psychiatric Institute, 1051 Riverside Drive, Unite 123, New York, NY 10032, United States. Electronic address: bradley.kerridge@nih.gov. |
| From the Laboratory of Epidemiology and Biometry, Division of Intramural Clinical and Biological Research, National Institute on Alcohol Abuse and Alcoholism, Rockville, Md.; the Department of Epidemiology, Mailman School of Public Health, and the Department of Psychiatry, College of Physicians and Surgeons, Columbia University, New York; and the New York State Psychiatric Institute, New York. |
| New York State Psychiatric Institute, New York. |