1. Division of Neonatal Medicine, Mayo Clinic, Rochester, Minnesota
2. Division of Neonatal–Perinatal Medicine, St. Luke's Health System, Boise, Idaho
3. Department of Information Technology, Multidisciplinary Epidemiology and Translational Research in Intensive Care, Mayo Clinic, Rochester, Minnesota
4. Division of Neonatology, Banner – University Medical Center Phoenix, Phoenix, Arizona
5. Division of Neonatology, Cardon Children's Medical Center, Banner Health, Mesa, Arizona