TY JOUR TI CONTRIBUTION OF ENDOTHELIAL DYSFUNCTION TO CHRONIC HEART FAILURE KW cardiovascular diseases KW chronic heart failure KW endothelial dysfunction KW endothelial function factors JO CASPIANJOURNALOF MEDICINE AND PHARMACY AU Azatyan, S.. AU Mazhitova, M.V. PY 2022 IS 3 PB Astrakhan State Medical University