Valeriy P Ivanov, Mariіa O Kolesnyk and Oleg N Kolesnуk (2019) “CLINICAL EXPERIENCE IN USING COMBINED FERROTHERAPY WITH L-CARNITINE IN STANDARD TREATMENT OF PATIENTS WITH CHRONIC HEART FAILURE WITH REDUCED LEFT VENTRICLE EJECTION FRACTION WITH CONCOMITANT IRON DEFICIENCY ANEMIA”, World Science, 1(10(50), pp. 37-40. doi: 10.31435/rsglobal_ws/31102019/6718.