?:authorAffiliation
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[\'George Washington University School of Public Health, Washington, DC.\', \'Department of Health Policy and Management, School of Public Health, The George Washington University, 950 New Hampshire Ave NW, Washington, DC 20052-0086. Email: gdwyer@gwu.edu.\', \'Centers for Disease Control and Prevention, Division for Heart Disease and Stroke Prevention, Atlanta, Georgia.\', \'ASRT, Inc, Smyrna, Georgia.\']
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