Heyndrickx, GR., Vantrimpont, PJ., Rousseau, MF., & Pouleur, H. (1988). Effects of Asynchrony On Myocardial Relaxation At Rest and During Exercise in Conscious Dogs. American journal of physiology, 254(5), H817-H822. https://hdl.handle.net/2078.5/84320 (Original work published 1988)