Pang, Jenny W. Y. MD, MPH; Heffelfinger, James D. MD, MPH; Huang, Greg J. DMD, MPH; Benedetti, Thomas J. MD, MHA; Weiss, Noel S. MD, DrPH
Department of Epidemiology, University of Washington School of Public Health and Community Medicine; Department of Obstetrics and Gynecology, University of Washington School of Medicine; Department of Pediatrics, Children's Hospital and Regional Medical Center, Seattle, Washington; and Epidemiology Program Office, Centers for Disease Control and Prevention, Atlanta, Georgia.
We thank the Washington State Department of Health for providing access to birth certificate data, Paul Doria-Rose and Susan Nielson-Searles for their editorial assistance, and William O'Brien from the University of Washington for his computer programming assistance.
Address reprint requests to: Jenny Pang, MD, MPH, University of Washington School of Public Health, Department of Epidemiology, Box 357236, Seattle, Washington 98195; E-mail: [email protected].
Received October 25, 2001. Received in revised form February 25, 2002. Accepted March 14, 2002.