TRANSSEPTAL ANGIOGRAPHY.
D000790:Angiocardiography; D000792:Angiography; D001024:Aortic Valve Stenosis; D006328:Cardiac Catheterization; D006801:Humans; D008946:Mitral Valve Stenosis; D013679:Technology, Radiologic
ANGIOCARDIOGRAPHY; AORTIC VALVE STENOSIS; HEART CATHETERIZATION; MITRAL VALVE STENOSIS; TECHNOLOGY, RADIOLOGIC