1. Division of Neonatology, Department of Pediatrics, Cedars-Sinai Medical Center, Los Angeles, California;
2. California Perinatal Quality Care, Collaborative, Stanford, California;
3. Perinatal Quality Improvement Panel Research Committee, Stanford, California;
4. Divisions of Neonatology and
5. David Geffen School of Medicine, University of California Los Angeles, Los Angeles California; and
6. Hospitalist Medicine, Department of Pediatrics, School of Medicine, Stanford University, Stanford California;
7. Division of General Pediatrics and Hospital Medicine, Department of Pediatrics, School of Medicine, University of Washington, Seattle, Washington