345 - Effect Modification of Late Surfactant Treatment by Patent Ductus Arteriosus Status in Ventilated Preterm Infants Receiving Inhaled Nitric Oxide

Patrick J. Peebles, University of Wisconsin School of Medicine and Public Health, Madison, WI, United States; Nicolas Bamat, Childrens Hospital of Philadelphia, Swarthmore, PA, United States; Jens Eickhoff, University of Wisconsin School of Medicine and Public Health, Madison, WI, United States; Tim G. Elgin, University of Wisconsin School of Medicine and Public Health, Madison, WI, United States; Roberta Keller, UCSF Benioff Children's Hospital San Francisco, San Francisco, CA, United States; Jonathan M. Klein, University of Iowa, Iowa City, IA, United States; Patrick J. McNamara, University of Iowa Stead Family Children's Hospital, IOWA CITY, IA, United States; Anudeepa Sharma, University of Wisconsin School of Medicine and Public Health, Madison, WI, United States; Dinushan Kaluarachchi, University of Wisconsin School of Medicine and Public Health, Madison, WI, United States