[TRANS-SEPTAL PUNCTURE OF THE LEFT ATRIUM].
D000790:Angiocardiography; D006328:Cardiac Catheterization; D006325:Heart Atria; D006330:Heart Defects, Congenital; D006801:Humans; D011677:Punctures
ANGIOCARDIOGRAPHY; HEART CATHETERIZATION; HEART DEFECTS, CONGENITAL
TRANSSEPTAL'NAIA PUNKTSIIA LEVOGO PREDSERDIIA.