title: Demonstration of patent ductus arteriosus by cardiac catherization.
authors.forename: N C
authors.initials: NC
authors.lastname: ANDREWS
authors.forename: J L
authors.initials: JL
authors.lastname: MORTON
authors.forename: K P
authors.initials: KP
authors.lastname: KLASSEN
mesh_terms: D004373:Ductus Arteriosus; D004374:Ductus Arteriosus, Patent; D006321:Heart; D006801:Humans; D007231:Infant, Newborn
keywords: DUCTUS ARTERIOSUS