For citations:
Adamyan K.G., Tumasyan L.R., Chilingaryan A.L. PROGNOSTIC VALUE OF LEFT ATRIAL FUNCTIONAL PARAMETERS IN PATIENTS WITH SEVERE CHRONIC HEART FAILURE AND PRESERVED LEFT VENTRICULAR SYSTOLIC FUNCTION. Eurasian heart journal. 2013;(1):40-47. (In Russ.) https://doi.org/10.38109/2225-1685-2013-1-40-47