TY - GEN AU - Greenspan,A M AU - Morganroth,J AU - Perloff,J K TI - Discrete fibromembranous aortic stenosis in middle age. Natural history and case report SN - 0008-6312 PY - 1979///1121 KW - Age Factors KW - Aortic Stenosis, Subvalvular KW - congenital KW - Cardiomyopathy, Hypertrophic KW - Echocardiography KW - Humans KW - Male KW - Middle Aged N1 - Publication Type: Case Reports; Journal Article UR - https://doi.org/10.1159/000170628 ER -