1 Division of Neonatology, Department of Pediatrics, University of Utah Health, Salt Lake City, Utah.
2 Women and Newborn's Clinical Program, Intermountain Healthcare, Murray, Utah.
3 Division of Neonatology, Department of Pediatrics, University of Utah Health, Salt Lake City, Utah; Women and Newborn's Clinical Program, Intermountain Healthcare, Murray, Utah; Division of Hematology/Oncology, Department of Pediatrics, University of Utah Health, Salt Lake City, Utah.
4 Division of Neonatology, Department of Pediatrics, Utah Valley Hospital, Provo, Utah; Division of Neonatology, Department of Pediatrics, University of Utah Health, Salt Lake City, Utah.
5 Division of Neonatal and Developmental Medicine, Department of Pediatrics, Stanford Medicine, and Lucile Packard Children's Hospital, Stanford, California.