The objective of this study was to evaluate the effect of tamoxifen on the plasma concentration of NT-pro-B-type natriuretic peptide (NT-proBNP) in women undergoing chemotherapy for breast cancer and to correlate changes in NT-proBNP with the left ventricular ejection fraction (LVEF). Over a period of 12 months. we followed 60 women with a diagnosis of breast cancer. The patients were... https://www.iguanasellers.shop/product-category/bracelet/