Affiliation: | ? Hypertrophic Cardiomyopathy Center, Minneapolis Heart Institute Foundation, Minneapolis, Minnesota;† Hypertrophic Cardiomyopathy Center, Tufts Medical Center, Boston, Massachusetts;‡ Agnes Ginges Centre for Molecular Cardiology; Centenary Institute; Sydney Medical School, University of Sydney; and Department of Cardiology, Royal Prince Alfred Hospital, Camperdown, Sydney, New South Wales, Australia |