title: Right bundle-branch block and left axis deviation.
mesh_terms: D000368:Aged; D002037:Bundle-Branch Block / Q000628:therapy*; D004562:Electrocardiography; D005260:Female; D006352:Heart Ventricles; D006801:Humans; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial; D011379:Prognosis