title: QRS waveforms in right and left bundle-branch aberration.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000175:diagnosis; D002037:Bundle-Branch Block / Q000175:diagnosis / Q000503:physiopathology*; D003937:Diagnosis, Differential; D004558:Electric Stimulation; D004562:Electrocardiography; D006321:Heart / Q000503:physiopathology*; D006801:Humans; D014672:Vectorcardiography