[1] Virginia Commonwealth Univ, Dept Cardiac Electrophysiol, Richmond, VA 23298 USA
[2] Univ Colorado, Dept Cardiol, Denver, CO 80202 USA
[3] Univ Michigan, Dept Cardiol, Ann Arbor, MI 48109 USA
[4] Yale Univ, Dept Cardiac Electrophysiol, New Haven, CT USA
[5] Univ Penn, Dept Cardiol, Philadelphia, PA 19104 USA
[6] Mt Sinai Hosp, Dept Cardiol, New York, NY 10029 USA
[7] Thomas Jefferson Univ Hosp, Div Cardiol, Philadelphia, PA 19107 USA
[8] Emory Univ, Dept Cardiol, Atlanta, GA 30322 USA
[9] CARE Hosp, Dept Cardiol, Hyderabad, Andhra Pradesh, India
[10] Massachusetts Gen Hosp, Dept Cardiol, Boston, MA 02114 USA
[11] Weill Cornell Med Ctr, Dept Cardiol, New York, NY USA
[12] Minneapolis Heart Inst, Dept Cardiol, Minneapolis, MN USA
[13] Univ Western Ontario, Div Cardiol, London, ON, Canada
[14] Virginia Commonwealth Univ, Dept Gen Surg, Richmond, VA 23298 USA