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1. University of Maryland Department of Obstetrics and Gynecology, 2. Loyola University Department of Obstetrics and Gynecology, 3. Univ of Texas San Antonio Department of Urology, 4. Univ of Pittsburgh Magee Women's Hosp. Dept. of Ob/Gyn, 5. Univ of Texas Southwestern Department of Urology, 6. Univ of Utah Department of Obstetrics and Gynecology, 7. New England Research Institutes, 8. University of Maryland, Division of Urology
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