BECKHAM
12-01-2021, 02:17 AM
Switzerland's decision in the spring to shutter schools was one of the most effective measures in reducing mobilityand thus also transmission of Covid-19, a study showed on Sunday.
for more... (https://www.thelocal.ch/20210110/swiss-school-closures-cut-covid-spread-study)
for more... (https://www.thelocal.ch/20210110/swiss-school-closures-cut-covid-spread-study)