1. Department of Communication Disorders, University of Utah, Salt Lake City, Utah.
2. Division of Communication Disorders, University of Wyoming, Laramie, Wyoming.
3. Department of Surgery at Case Western Reserve University, Cleveland, Ohio.
4. Regional Infant Hearing Program, Cleveland Hearing & Speech Center, Cleveland, Ohio.
5. Department of Surgery at Indiana University and Plastic Surgery, Riley Hospital, Indianapolis, Indiana.
6. Indiana Perinatal Network, and the Indiana State Department of Health, Indianapolis, Indiana.