Echocardiographic assessment of ductus arteriosus shunt in premature infants.
D001011:Aorta / Q000473:pathology; D004374:Ductus Arteriosus, Patent / Q000175:diagnosis* / Q000601:surgery; D004452:Echocardiography; D006325:Heart Atria / Q000473:pathology; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases / Q000175:diagnosis* / Q000601:surgery; D008026:Ligation