title: Ossification of the right auriculo ventricular opening of the heart.
mesh_terms: D000328:Adult; D005260:Female; D049672:History, 19th Century; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D014264:Tricuspid Valve Stenosis / Q000266:history* / Q000473:pathology