title: [Electrophysiological studies of the heart in the differential diagnosis of syncopal conditions in children].
mesh_terms: D000293:Adolescent; D001145:Arrhythmias, Cardiac / Q000150:complications / Q000175:diagnosis*; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D007223:Infant; D008297:Male; D013575:Syncope / Q000209:etiology*
vernacular_title: Elektrofiziologicheskie issledovaniia serdtsa v differentsial'noĭ diagnostike obmorochnykh sostoianiĭ u deteĭ.