1. Kaiser Permanente Northwest-Regional Administration; Portland OR
2. Department of Obstetrics & Gynecology; Oregon Health & Science University; Portland OR
3. Instituto Nacional de Salud Publica; Cuernavaca Mexico
4. Sutter Health; California Pacific Medical Center; Department of Obstetrics and Gynecology; San Francisco CA
5. Department of Surgery; University of California; Davis CA
6. Providence Health and Services Women and Children's Program; Portland OR
7. Legacy Health; Portland OR
8. Department of Perinatology; Kaiser Permanente; Kaiser Sunnyside Medical Center; Clackamas OR
9. March of Dimes Foundation, Oregon; Portland OR
10. School of Public Health; Oregon Health & Science University/Portland State University; Portland OR