title: In Reply.
authors.affiliation: Departments of Pediatrics and Obstetrics & Gynecology, The Ohio State University Wexner Medical Center and The Center for Perinatal Research and the Heart Center at Nationwide Children's Hospital, Columbus, Ohio Department of Obstetrics & Gynecology, The Ohio State University Wexner Medical Center, Columbus, Ohio Seattle Children's Research Institute, University of Washington School of Medicine, Seattle, Washington Department of Pediatrics, The Ohio State University Wexner Medical Center and The Center for Perinatal Research and the Research Institute at Nationwide Children's Hospital, Columbus, Ohio.
authors.forename: Carl H
authors.initials: CH
authors.lastname: Backes
authors.forename: Stacy
authors.initials: S
authors.lastname: Beck
authors.forename: Jay D
authors.initials: JD
authors.lastname: Iams
authors.forename: Charles V
authors.initials: CV
authors.lastname: Smith
authors.forename: Leif D
authors.initials: LD
authors.lastname: Nelin
mesh_terms: D005260:Female; D017052:Hospital Mortality; D006801:Humans; D007226:Infant Mortality; D062071:Infant, Extremely Premature; D065886:Neurodevelopmental Disorders / Q000453:epidemiology*; D018743:Perinatal Care; D011247:Pregnancy