[1] Cleveland Clin Fdn, Heart & Vasc Inst, Kaufman Ctr Heart Failure, Cleveland, OH USA
[2] Cleveland Clin, Heart & Vasc Inst, Kaufman Ctr Heart Failure, Cleveland, OH USA
[3] Milton S Hershey Med Ctr, Heart & Vasc Inst, Hershey, PA USA
[4] Christ Hosp, Heart & Vasc Ctr, Cincinnati, OH USA
[5] Lindner Res & Educ Ctr, Cincinnati, OH USA
[6] Thomas Jefferson Univ, Div Cardiol, Philadelphia, PA USA