Interventions for persisting ductus arteriosus in the preterm infant / M. Obladen (editor), P. Koehne (editor) - Heidelberg : Springer Medizin, 2005 - xi, 103 p. : ill. ; 25 cm. ISBN: 3540245111 RM112.77 Subjects--Topical Terms: Ductus Arteriosus, Patent--drug therapy--CongressesDuctus Arteriosus, Patent--surgery--CongressesInfant, Premature National Library of Medicine Call No.: WG220 / .I617 2005