%0 Journal Article %T CONTRIBUTION OF ENDOTHELIAL DYSFUNCTION TO CHRONIC HEART FAILURE %A Azatyan, S.. %A Mazhitova, M.V. %K cardiovascular diseases, chronic heart failure, endothelial dysfunction, endothelial function factors %J CASPIANJOURNALOF MEDICINE AND PHARMACY %D 2022 %N 3 %P 4 %I Astrakhan State Medical University