[1
]
University of Ottawa Heart Institute, Ottawa, Ontario, Canada. Electronic address:
dbirnie@ottawaheart.ca.
[2
]
University of Colorado, Aurora, Colorado. Electronic address: William.Sauer@ucdenver.edu.
[3
]
University of Michigan, Ann Arbor, Michigan.
[4
]
Temple University Health System, Philadelphia, Pennsylvania.
[5
]
Cleveland Clinic, Cleveland, Ohio.
[6
]
VA Ann Arbor Healthcare System and University of Michigan, Ann Arbor, Michigan.
[7
]
Albany Medical College, Albany, New York.
[8
]
Virginia Commonwealth University, Richmond, Virginia.
[9
]
Mount Sinai School of Medicine, New York, New York.
[10
]
Aarhus University Hospital, Aarhus, Denmark.
[11
]
University of Chicago, Chicago, Illinois.
[12
]
Sakakibara Heart Institute of Okayama, Okayama, Japan.
[13
]
Heart Center, Tampere University Hospital, Tampere, Finland.
[14
]
Kyorin University School of Medicine, Mitaka City, Japan.