?:authorAffiliation
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[\'8166 Division of Cardiovascular Surgery, University of British Columbia, Vancouver, BC, Canada.\', \'Department of Cardiothoracic and Vascular Surgery, University of Texas Health Science Center Houston, McGovern Medical School, TX, USA.\', \'12264 Division of Cardiac Surgery, University of Maryland School of Medicine, Baltimore, MD, USA.\', \'Adventist White Oak Medical Center, Silver Spring, MD, USA.\']
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