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HRS 2012: The State of Electrophysiology

Heart Rhythm Society (HRS) President-Elect Hugh Calkins, M.D., FACC, director, cardiac arrhythmia services and EP lab,Johns Hopkins University, Baltimore, Md., offers an overview of trends and top news in electrophysiology at the HRS 2012 scientific sessions. For more information: www.DIcardiology.com