Sak, K.O.; Ryskeldinova, S.B.; Abdrakhmanova, A.; Toplu, M.
(L.N.Gumilyov Eurasian National University, 2021)
2019 has shocked the world with the disease COVID-19. The fight against the
coronavirus, which was granted the status of «pandemic» by the decision of the World Health
Organization continues. Kazakhstan has taken timely ...