title: An unusual cause of electrical alternans.
authors.forename: N M
authors.initials: NM
authors.lastname: Apte
mesh_terms: D001249:Asthma / Q000503:physiopathology*; D004562:Electrocardiography; D006339:Heart Rate / Q000502:physiology*; D006801:Humans; D008297:Male; D012119:Respiration / Q000502:physiology*