title: "Non-coronary" Q waves.
mesh_terms: D001024:Aortic Valve Stenosis / Q000601:surgery*; D002114:Calcinosis / Q000601:surgery; D003937:Diagnosis, Differential; D004562:Electrocardiography; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis*