title: Patent ductus arteriosus in low birth weight infants.
mesh_terms: D004374:Ductus Arteriosus, Patent / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000628:therapy; D004562:Electrocardiography; D006801:Humans; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D011859:Radiography