For citations:

Pryanikov G.A., Ivanov S.S. Analysis of cases of nosocomial SARS-CoV-2 infection: risk factors and groups, diagnosis and prevention. Medical Herald of the South of Russia. 2026;17(2):104-108. (In Russ.) https://doi.org/10.21886/2219-8075-2026-17-2-104-108