Media type: E-Article Title: Effects of heart rate changes on left ventricular volume and ejection fraction: A 2-dimensional echocardiographic study Contributor: Erbel, Raimund; Schweizer, Peter; Krebs, Winfried; Langen, Hans-Jörg; Meyer, Jürgen; Effert, Sven imprint: Elsevier BV, 1984 Published in: The American Journal of Cardiology Language: English DOI: 10.1016/0002-9149(84)90036-5 ISSN: 0002-9149 Keywords: Cardiology and Cardiovascular Medicine Origination: Footnote: