1. Children’s Mercy Hospital, Kansas City, Missouri
2. University of Mississippi Medical Center School of Nursing, Jackson, Mississippi
3. Children’s Hospital of Pittsburgh, Pittsburgh, Pennsylvania
4. Children’s Medical Center of Dallas Neonatal Intensive Care Unit, Dallas, Texas
5. Cinncinnati Children’s Hospital, Cincinnati, Ohio
6. Children’s Hospital of Wisconsin, Milwaukee, Wisconsin
7. University of Pennsylvania School of Nursing and Children’s Hospital of Pennsylvania, Philadelphia, Pennsylvania