title: Commentary: patent ductus arteriosus in premature infants--a diagnostic and therapeutic dilemma.
mesh_terms: D004374:Ductus Arteriosus, Patent / Q000175:diagnosis / Q000601:surgery; D006439:Hemodynamics; D006801:Humans; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases / Q000175:diagnosis / Q000601:surgery; D012127:Respiratory Distress Syndrome, Newborn / Q000150:complications