%0 Journal Article %T A case of early diagnosis of toxic cardiomyopathy in a patient receiving tamoxifen for breast cancer %A Gvela, Y.N. %A Kinyasheva, N.B. %K chemotherapy, cardiotoxicity, chronic heart failure, cardiomyopathy %J Clinical Medicine and Pharmacology %D 2021 %N 7 %P 3 %I LLC Information and publishing center Innovations and investments