[Contrast echocardiography in agenesis of the pulmonary valve].
D003287:Contrast Media; D004452:Echocardiography; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011664:Pulmonary Valve / Q000002:abnormalities*
D003287:Contrast Media
Ecocardiografía de contraste en la agenesia de la válvula pulmonar.