For citations:

Pervova E.V., Sviridova A.A., Samoylenko V.I., Samoylenko I.V., Starodubtseva I.A. ANALYSIS OF ELECTROCARDIOGRAM AND INTRA-CARDIAC ELECTROGRAM IN DIAGNOSTICS OF CONCEALED PROBLEMS OF PACING. Journal of Arrhythmology. 2013;(72):70-76. (In Russ.)