For citations:
Blokh A.I., Penyevskaya N.A., Rudakov N.V., Mikhaylova O.A., Fedorov A.S., Sannikov A.V., Nikitin S.V. Geographic information systems as a part of epidemiological surveillance for COVID-19 in urban areas. Fundamental and Clinical Medicine. 2021;6(2):16-23. (In Russ.) https://doi.org/10.23946/2500-0764-2021-6-2-16-23