[1
]
UCLA Cardiac Arrhythmia Center, UCLA Health System, Los Angeles, California.
[2
]
Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania.
[3
]
Hospital San Raffaele, Milan, Italy.
[4
]
Texas Cardiac Arrhythmia Institute, St. David's Medical Center, Austin, Texas.
[5
]
Brigham and Women's Hospital, Boston, Massachusetts.
[6
]
UCLA Department of Medicine Statistics Core, Los Angeles, California.
[7
]
Baylor St. Luke's Medical Center/Texas Heart Institute, Houston, Texas.
[8
]
Dokkyo Medical University Koshigaya Hospital, Saitama, Japan.
[9
]
University of Colorado, Aurora, Colorado.
[10
]
University of Minnesota Medical Center, Minneapolis VA Medical Center, Minneapolis,
Minnesota.
[11
]
University of Maryland Medical Center, Baltimore, Maryland.
[12
]
Intermountain Heart Institute, Intermountain Medical Center, Murray, Utah.
[13
]
University of Kansas Medical Center, Kansas City, Kansas.
[14
]
UCLA Cardiac Arrhythmia Center, UCLA Health System, Los Angeles, California. Electronic
address: kshivkumar@mednet.ucla.edu.