Belovol, A. N., P. G. Kravchun, and N. G. Ryndina. 2013. “Character of Iron Deficiency in Patients With Anemia of Different Degrees of Severity, Developed Against the Background of Chronic Heart Failure”. Zaporozhye Medical Journal 15 (2). https://doi.org/10.14739/2310-1210.2013.2.15548.