Nykonenko, O. S., K. O. Chmul, A. O. Nykonenko, V. V. Osaulenko, and N. F. Efimenko. 2018. “Prognostic Value of Homocysteine and Vitamin D for Patients With Ischemic Heart Disease and Multifocal Atherosclerosis”. Zaporozhye Medical Journal, no. 1 (January). https://doi.org/10.14739/2310-1210.2018.1.121880.