© 2007 European Society of Cardiology
Letters to the Editor
Department of Cardiology,Rikshospitalet University Hospital, University of Oslo Norway Tel.: +47 2307 0946.
E-mail address: john.kjekshus@medisin.uio.no
Received April 13, 2007;
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Dear Sir,
Increased resting heart rate is inversely associated with life expectancy [1]. Heart rate reduction with beta-blocker treatment