title: Pharmacologic maintenance of the ductus arteriosus.
mesh_terms: D003490:Cyanosis / Q000188:drug therapy; D004374:Ductus Arteriosus, Patent / Q000188:drug therapy*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D011458:Prostaglandins E / Q000627:therapeutic use*
chemical_list: D011458:Prostaglandins E