For citations:
Ushkalova E.A., Zyryanov S.K., Zatolochina K.E., Pereverzev A.P., Chukhareva N.A. Antiarrhythmic Drugs Use in Elderly Patients. Vaughan Williams Class III and IV Drugs. Rational Pharmacotherapy in Cardiology. 2016;12(5):603-609. (In Russ.) https://doi.org/10.20996/1819-6446-2016-12-5-603-609