RT - journal article SR - Electronic T1 - SP - 2021-02-08 DO - 10.1051/shsconf/20219701042 A1 - , A1 - , A1 - , A1 - , A1 - , A1 - , YR - 2021 UL - https://covid19.neicon.ru/index.php/publication/7132 AB -