1. Division of Cardiology (C.K., D.C.Z., J.S.K., S.W., J.E.U., B.S.W., N.K.K., A.R.W., B.J.M., M.S.M., E.J.R.), Tufts Medical Center, Boston, MA.
2. Hypertrophic Cardiomyopathy Center (C.K., H.R., B.J.M., M.S.M., E.J.R.), Tufts Medical Center, Boston, MA.
3. Division of Cardiothoracic Surgery (H.R.), Tufts Medical Center, Boston, MA.