Affiliation: | 1. Department of Urology, University of Texas Southwestern Medical Center, , Dallas, Texas;2. Department of Molecular and Human Genetics, Baylor College of Medicine, , Houston, Texas;3. Department of Pediatrics, University of Texas Southwestern Medical Center, , Dallas, Texas;4. Children's Medical Center at Dallas, , Dallas, Texas;5. Department of Internal Medicine, University of Texas Southwestern Medical Center, , Dallas, Texas;6. McDermott Center for Human Growth and Development, University of Texas Southwestern Medical Center, , Dallas, Texas;7. Department of Pathology, University of Texas Southwestern Medical Center, , Dallas, Texas |