1. Department of Pediatrics, Division of Medical Genetics The University of Tennessee College of Medicine Chattanooga Tennessee
2. Department of Pediatrics Madigan Army Medical Center Tacoma Washington
3. Department of Human Genetics Cincinnati Children's Hospital Cincinnati Ohio
4. Deparment of Pediatrics University of Cincinnati College of Medicine Cincinnati Ohio
5. Division of Medical Genetics and Metabolism Children's Hospital of the King's Daughters Norfolk Virginia
6. Department of Pediatrics Eastern Virginia Medical School Norfolk Virginia