1. Electrical alternans: a sign, not a diagnosis;Goyal;South Med J,2013
2. Procainamide-induced left anterior hemiblock of the 2:1 type (pseudoelectrical alternans);Klein;Chest,1978
3. Electrical alternans as a manifestation of pulmonary embolism;Nichols;AJEM (Am J Emerg Med),2011
4. Pregnancy as a rare cause of electrical alternans on electrocardiography;Alp;J Cardiol Curr Res,2018
5. An unusual cause of electrical alternans;Apte;Chest,1992