title: Author's response to letter to the editor from Perez and Froelicher.
authors: Charles
authors: C
authors: Antzelevitch
authors: Ihor
authors: I
authors: Gussak
mesh_terms: D001145:Arrhythmias, Cardiac / Q000175:diagnosis* / Q000503:physiopathology*; D004562:Electrocardiography / Q000379:methods*; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D009626:Terminology as Topic
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