[1] Univ Southern Calif, Div Neonatol, Dept Pediat, LAC USC Med Ctr,Keck Sch Med, Los Angeles, CA 90007 USA
[2] Univ Southern Calif, Div Neonatal Med, LAC USC Med Ctr, Los Angeles, CA 90007 USA
[3] Univ Southern Calif, PIH Good Samaritan Hosp, Los Angeles, CA 90007 USA
[4] Univ Southern Calif, Neonatal Perinatal Med Fellowship, Los Angeles, CA 90007 USA
[5] Univ Southern Calif, NICU, LAC USC Med Ctr, Los Angeles, CA 90007 USA
[6] Univ Southern Calif, Neonatal Hemodynam Program, LAC USC Med Ctr, Keck Sch Med, Los Angeles, CA 90007 USA
[7] Univ Southern Calif, Neonatal Resp Therapy Serv, LAC USC Med Ctr, Keck Sch Med, Los Angeles, CA 90007 USA
[8] Univ Calif Los Angeles, David Geffen Sch Med, Pediat, Div Neonatol,Dept Pediat,Mattel Childrens Hosp, Los Angeles, CA 90095 USA