title: A young child with palpitations.
authors.affiliation: QE II Health Sciences Center, Halifax, NS, Canada.
authors.forename: Amir M
authors.initials: AM
authors.lastname: Abdel Wahab
authors.forename: Merval A
authors.initials: MA
authors.lastname: Nabinh
mesh_terms: D001145:Arrhythmias, Cardiac / Q000175:diagnosis*; D002648:Child; D004562:Electrocardiography / Q000379:methods*; D005260:Female; D006801:Humans