The long prognostic value of wall motion abnormalities during the recovery phase of dobutamine stress echocardiography after receiving acute $β$-blockade - Karagiannis, Stefanos E; Elhendy, Abdou; Feringa, Harm HH; van Domburg, Ron; Bax, Jeroen J; Vidakovic, Radosav; Cokkinos, Dennis V; Poldermans, Don (Coronary artery disease, 2007)