Morozova, Olga V. http://orcid.org/0000-0002-8058-8187
Sashina, Tatiana A. http://orcid.org/0000-0003-3203-7863
Epifanova, Natalia V. http://orcid.org/0000-0001-7679-8029
Kashnikov, Alexander Yu
Novikova, Nadezhda A. http://orcid.org/0000-0002-3710-6648
Article History
Received: 14 July 2020
Accepted: 10 September 2020
First Online: 20 October 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the Ethical Committee of the I.N. Blokhina Nizhny Novgorod Research Institute of Epidemiology and Microbiology of the Russian Federal Service for Surveillance on Consumer Rights Protection and Human Wellbeing.