[1] Univ Michigan, Dept Anesthesiol, Ann Arbor, MI 48109 USA
[2] Oregon Hlth & Sci Univ, Knight Cardiovasc Inst, Div Cardiol, Portland, OR USA
[3] Ascens St Thomas Heart, Dept Cardiothorac Surg, Nashville, TN USA
[4] Ascens St Thomas Heart, Div Cardiol, Nashville, TN USA
[5] Piedmont Heart Inst, Marcus Heart Valve Ctr, Atlanta, GA USA
[6] Univ Washington, Div Cardiol, Seattle, WA USA
[7] Univ Washington, Dept Anesthesiol, Seattle, WA USA
[8] Weill Cornell Med Ctr, Div Cardiol, New York, NY USA
[9] Univ Texas Hlth Sci Ctr Houston, Div Cardiovasc Med, Houston, TX USA
[10] Univ Virginia, Div Cardiovasc Med, Charlottesville, VA USA
[11] Abbott Northwestern Med Ctr, Minneapolis Heart Inst, Valve Sci Ctr, Minneapolis, MN USA
[12] Univ Calif Davis, Med Ctr, Div Cardiovasc Med, Sacramento, CA USA
[13] Univ Calif Los Angeles, Div Cardiol, Los Angeles, CA USA
[14] Univ Colorado, Div Cardiol, Aurora, CO USA
[15] Univ Michigan, Div Cardiovasc Med, Ann Arbor, MI USA
[16] Univ Michigan, Dept Cardiac Surg, Ann Arbor, MI USA