RT - journal article SR - Electronic T1 - SP - 2020-12-15 DO - 10.22363/2313-1683-2020-17-2-227-246 A1 - , A1 - , A1 - , A1 - , A1 - , A1 - , YR - 2020 UL - https://covid19.neicon.ru/publication/7947 AB -