[1] Brigham & Womens Hosp, Internal Med, 75 Francis St, Boston, MA 02115 USA
[2] Brigham & Womens Hosp, Div Cardiovasc Med, Internal Med, 75 Francis St, Boston, MA 02115 USA
[3] Univ Michigan, Internal Med, Ann Arbor, MI 48109 USA
[4] Careggi Univ Hosp, Cardiomyopathy Unit, Florence, Italy
[5] Careggi Univ Hosp, Genet Unit, Florence, Italy
[6] Stanford Univ, Med Cntr, Stanford Cntr Inherited Heart Dis, Stanford, CA 94305 USA
[7] Erasmus Univ, Dept Cardiol, Thoraxctr, Rotterdam, Netherlands
[8] Boston Childrens Hosp, Dept Cardiol, Boston, MA USA
[9] Yale Univ, Div Cardiovasc Med, Internal Med, New Haven, CT USA
[10] Univ Sao Paulo, Sch Med, Heart Inst InCor, Sao Paulo, Brazil