1. Neonatal Center, DeVos Children's Hospital, Grand Rapids, Michigan
2. Neonatal Intensive Care, Children's Hospital of Illinois at OSF St Francis Medical Center, Peoria, Illinois
3. Neonatal Unit, Jackson-Madison County General Hospital, Jackson, Tennessee
4. Neonatal Intensive Care Unit, Parkview Hospital, Ft Wayne, Indiana
5. Vermont Oxford Network, Burlington, Vermont