Zharynova, V.Y. and Tabakovych-Vatseba, V.A. 2014. Diagnostic value of AATs to β1- AR in elderly patients with chronic heart failure. Zaporozhye Medical Journal. 16, 5 (Oct. 2014). DOI:https://doi.org/10.14739/2310-1210.2014.5.28743.