title: ECG of the month. Slow regular wide QRS with a changing morphology. Sinus rhythm.
authors.affiliation: Louisiana State University Health Sciences Center, New Orleans, USA.
authors.forename: D Luke
authors.initials: DL
authors.lastname: Glancy
authors.forename: Theresa A
authors.initials: TA
authors.lastname: Mills
mesh_terms: D002637:Chest Pain; D004244:Dizziness; D004418:Dyspnea, Paroxysmal; D004562:Electrocardiography; D004632:Emergency Medical Services; D006801:Humans; D008145:Louisiana; D008297:Male; D008875:Middle Aged