For citations:

Sitkina E.V., Smirnova E.S., Isaeva E.R. Study of the emotional state of residents of St. Petersburg and the Leningrad region in connection with the forced self-isolation during the COVID-19 pandemic. HIV Infection and Immunosuppressive Disorders. 2022;14(1):115-120. (In Russ.) https://doi.org/10.22328/2077-9828-2022-14-1-115-120