1. Shanina I.V., Volkov D.E., Lopin D.A. EXPERIENCE OF MANAGEMENT OF THE PATIENT WITH THE RESYNCHRONIZATION BIVENTRICULAR PACING WITHOUT DESTRUCTION OF ATRIO-VENTRICULAR NODE SUFFERING FROM CHRONIC HEART FAILURE AND PERMANENT ATRIAL FIBRILLATION // The Journal of V. N. Karazin Kharkiv National University, series "Medicine". 2015. № 25. C. 72-76.