title: Echocardiographic criteria for normal newborn infants.
mesh_terms: D001013:Aorta, Thoracic / Q000033:anatomy & histology; D004452:Echocardiography; D006321:Heart / Q000033:anatomy & histology*; D006325:Heart Atria / Q000033:anatomy & histology; D006346:Heart Septum / Q000033:anatomy & histology; D006351:Heart Valves / Q000033:anatomy & histology*; D006352:Heart Ventricles / Q000033:anatomy & histology; D006801:Humans; D007231:Infant, Newborn; D008943:Mitral Valve / Q000033:anatomy & histology; D011651:Pulmonary Artery / Q000033:anatomy & histology; D014261:Tricuspid Valve / Q000033:anatomy & histology; D014463:Ultrasonography