| Bridget F. Grant, Ph.D., Ph.D., is the chief of the Biometry Branch, Division of Biometry and Epidemiology, NIAAA, Bethesda, Maryland. Thomas C. Harford, Ph.D., is the director of the Division of Biometry and Epidemiology, NIAAA. Deborah A. Dawson, Ph.D., is a mathematical statistician (biomedical), Division of Biometry and Epidemiology, NIAAA. Patricia Chou, Ph.D., is a mathematical statistician (biomedical), Division of Biometry and Epidemiology, NIAAA. Mary Dufour, M.D., M.P.H., is the acting deputy director of NIAAA. Roger Pickering, M.S., is a computer specialist, Division of Biometry and Epidemiology, NIAAA. |
| 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. |