Wagner Galen S, Macfarlane Peter, Wellens Hein, Josephson Mark, Gorgels Anton, Mirvis David M, Pahlm Olle, Surawicz Borys, Kligfield Paul, Childers Rory, Gettes Leonard S, Bailey James J, Deal Barbara J, Gorgels Anton, Hancock E William, Kors Jan A, Mason Jay W, Okin Peter, Rautaharju Pentti M, van Herpen Gerard
Circulation. 2009 Mar 17;119(10):e262-70. doi: 10.1161/CIRCULATIONAHA.108.191098. Epub 2009 Feb 19.