title: [Value of M-mode and contrast echocardiography in the diagnosis of atresia and critical pulmonary stenosis with intact septum in the newborn infant. Study of 20 cases].
mesh_terms: D000790:Angiocardiography; D003287:Contrast Media; D004452:Echocardiography / Q000379:methods*; D005260:Female; D006346:Heart Septum; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011664:Pulmonary Valve / Q000002:abnormalities*; D011666:Pulmonary Valve Stenosis / Q000175:diagnosis*
chemical_list: D003287:Contrast Media
vernacular_title: Valor de la ecocardiografía modo-M y de contraste en el diagnoóstico de la atresia y estenosis pulmonar crítica con septo íntegro en el recién nacido. Estudio de 20 casos.