title: [Syndrome of agenesis or extreme hypoplasia of the pulmonary valve. Presentation of 18 cases].
mesh_terms: D002675:Child, Preschool; D005260:Female; D006330:Heart Defects, Congenital / Q000150:complications; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011664:Pulmonary Valve / Q000002:abnormalities* / Q000601:surgery
vernacular_title: Síndrome de agenesia o hipoplasia extrema de válvula pulmonar. Presentación de 18 casos.