?:authorAffiliation
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[\'Department of Research & Evaluation, Kaiser Permanente Southern California, Pasadena, CA.\', \'Department of Health Systems Science, Kaiser Permanente Bernard J. Tyson School of Medicine, Pasadena, CA.\', \'Department of Cardiac Electrophysiology, Kaiser Permanente Los Angeles Medical Center, Los Angeles, CA.\', \'Department of Cardiology, Kaiser Permanente Los Angeles Medical Center, Los Angeles, CA.\', \'Department of Epidemiology, University of Alabama at Birmingham, Birmingham, AL.\', \'Department of Cardiology, Kaiser Permanente West Los Angeles Medical Center, Los Angeles, CA.\', \'Department of Clinical Science, Kaiser Permanente Bernard J. Tyson School of Medicine, Pasadena, CA.\']
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