For citations:
Izmaylov E.P., Ignat'ev A.S., Vasilenko M.D. The effect of concomitant factors on the survival of elderly patients with COVID-19 with tracheostomy. Bulletin of the Medical Institute "REAVIZ" (REHABILITATION, DOCTOR AND HEALTH). 2022;(4):19-23. (In Russ.) https://doi.org/10.20340/vmi-rvz.2022.4.COVID.3