title: [Patch-enlargement of a narrow aortic annulus--right coronary cusp approach].
mesh_terms: D001021:Aortic Valve / Q000601:surgery*; D001024:Aortic Valve Stenosis / Q000601:surgery*; D002648:Child; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008722:Methods