| Affiliation: | 1. Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, GA;2. Department of Obstetrics and Gynecology, University of Utah School of Medicine, Salt Lake City;3. RTI International, Research Triangle Park, NC;4. Department of Obstetrics and Gynecology, University of Texas Health Science Center at San Antonio, San Antonio;6. Department of Obstetrics and Gynecology, University of Texas Medical Branch at Galveston, Galveston;7. Department of Obstetrics and Gynecology, Columbia University, New York, NY;1. Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, GA;2. Department of Obstetrics and Gynecology, University of Texas Medical Branch at Galveston, University of Texas, Galveston;3. Department of Obstetrics and Gynecology, School of Medicine, University of Utah, Salt Lake City;4. Department of Obstetrics and Gynecology, School of Medicine, University of Virginia, Charlottesville;5. McGovern Medical School, University of Texas Health Science Center, Houston;6. Department of Obstetrics and Gynecology, University of Texas Health Science Center at San Antonio, San Antonio;7. Department of Obstetrics and Gynecology, Columbia University Medical Center, New York, NY;1. National Center for Health Statistics, Centers for Disease Control and Prevention, Hyattsville, MD;2. US Public Health Service, Rockville, MD;3. Office on Women''s Health, Washington, DC;1. Department of Psychiatry, University of Colorado School of Medicine, Aurora, Colorado;2. Ambulatory Care Services, Denver Health and Hospital Authority, Denver, Colorado;3. Department of Pediatrics—Nutrition, University of Colorado School of Medicine, Aurora, Colorado;4. Department of Obstetrics and Gynecology, Denver Health and Hospital Authority, Denver, Colorado;1. Department of Epidemiology, Mailman School Public Health, Columbia University, New York City, NY;2. Department of Sociomedical Sciences, Mailman School of Public Health, Columbia University, New York City, NY;3. Department of Sociology, University of California Riverside, Riverside |
