title: [Transseptal puncture of the left atrium in the diagnosis of heart defects].
mesh_terms: D002648:Child; D006325:Heart Atria; D006330:Heart Defects, Congenital / Q000175:diagnosis*; D006331:Heart Diseases / Q000175:diagnosis*; D006801:Humans; D011677:Punctures
vernacular_title: Transseptal'naia punktsiia levogo predserdiia v diagnostike porokov serdtsa.