Comments on: Implementation of COVID-19 security level 2 at the University of Silesia from 19 October

Comments on: Implementation of COVID-19 security level 2 at the University of Silesia from 19 October https://us.edu.pl/student/en/wdrozenie-drugiego-poziomu-zabezpieczen-covid-19-na-uczelni-od-19-pazdziernika/ University of Silesia - Student Fri, 13 Nov 2020 10:24:16 +0000 hourly 1 https://wordpress.org/?v=5.9.12