1. Department of Foundations of Medicine, NYU-Long Island University, Mineola, NY, USA
2. Department of Obstetrics and Gynecology, West Los Angeles Medical Center, Kaiser-Permanente Southern California, Pasadena, CA, USA
3. Department of Research and Evaluation, Kaiser-Permanente Southern California, Pasadena, CA, USA
4. Department of Health Systems Science, Kaiser Permanente Bernard J. Tyson School of Medicine, Pasadena, CA, USA