Intracardiac surgery for stenotic valvular disease.
D001021:Aortic Valve; D001024:Aortic Valve Stenosis; D003251:Constriction, Pathologic; D006321:Heart; D006801:Humans; D008946:Mitral Valve Stenosis / Q000601:surgery*
AORTIC VALVE/stenosis; MITRAL STENOSIS/surgery