For citations:
Pyrikova N.V., Antropova O.N., Osipova I.V., Frolova I.A. Some aspects of comorbidity in hospitalized patients of a therapeutic hospital. Kursk Scientific and Practical Bulletin "Man and His Health". 2020;(2):16-26. (In Russ.) https://doi.org/10.21626/vestnik/2020-2/03