For citations:
Nikiforov VS, Nikishchenkova YV. Structural and functional changes of the myocardium and heart valves in patients of advanced and senile age with coronary pathology. Meditsinskiy sovet = Medical Council. 2018;(5):122-126. (In Russ.) https://doi.org/10.21518/2079-701X-2018-5-122-126