Determining the optimal timing for implementing prophylactic measures to prevent spread of COVID-19 within an organization (using the Saratov region as an example) - PDF (Russian)
Copyright (c) 2026 Martynova A.A., Kuklev V.E., Safronov V.A.

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Регистрационный номер и дата принятия решения о регистрации СМИ: серия ПИ № ФС 77 - 64788 от 02.02.2016.

