Office of Population Research, (J.T.), the Woodrow Wilson School of Public and International Affairs, and the Department of Economics, Princeton University, Princeton, New Jersey; Health Technology Associates, (J.A.L., J.D.K., M.J.S.), Washington, DC; Department of Obstetrics and Gynecology, (R.L.), Kaiser Permanente Medical Group, Mid-Atlantic Region, Baltimore, MD; Wyatt Company, (S.B.), Wellesley, MA; Colorado Department of Health, (J.H.), Denver, CO; Department of Obstetrics and Gynecology, (K.D.L-G.), Cornell University Medical College, New York, NY; Office of Population Affairs, (F.S.), U.S. Department of Health and Human Services, Bethesda, MD; California Department of Health Services, (T.G.W.), Sacramento, CA; National Association of Nurse Practitioners in Reproductive Health, (S.W.) Washington, DC.
Correspondence to: James Trussell, PhD, Office of Population Research, Princeton University, 21 Prospect Ave., Princeton, NJ 08544; fax (609) 258-1418; E:mail [email protected]
This article is being reprinted with permission in its entirety from American Journal of Public Health 1995;85:494-503.