title: Left ventricular pacing: a fact, not an artifact.
authors: M
authors: M
authors: Sharifi
authors: R
authors: R
authors: Sorkin
authors: J B
authors: JB
authors: Lakier
mesh_terms: D002304:Cardiac Pacing, Artificial; D004452:Echocardiography; D004566:Electrodes; D006352:Heart Ventricles / Q000000981:diagnostic imaging; D006801:Humans; D011859:Radiography