title: Masqueraders: wide QRS complexes.
mesh_terms: D003937:Diagnosis, Differential; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008875:Middle Aged; D011226:Pre-Excitation Syndromes / Q000175:diagnosis*; D013617:Tachycardia, Supraventricular / Q000175:diagnosis*