Evaluation of the dynamics of detection of viable SARS-CoV-2 (Coronaviridae: Betacoronavirus: Sarbecovirus) in biological samples obtained from patients with COVID-19 in a health care setting, as one of the indicators of the infectivity of the virus

Nadezhda A. Kuznetsova, Darya A. Ogarkova, Vladimir A. Gushchin, Natalya Antipyat, Valeria V. Bacalin, Olga A. Burgasova, Lyudmila A. Vasilchenko, Elizaveta V. Divisenko, Liudmila V. Kolobukhina, Irina S. Kruzhkova, Maria A. Nikiforova, Mikhail A. Odnoralov, Alexey A. Samkov, Yana V. Simakova, Andrei E. Siniavin, Artem P. Tkachuk, Elena V. Shidlovskaya, Igor N. Tyurin, Vladimir I. Zlobin, Alexander L. Gintsburg