https://www.fhi.no/en/archive/covid-19-archive/COVID-19-archived-news-from-2020/aug/bruk-av-munnbind-i-skole-og-barnehage/
Use of face masks in schools and childcare centres - NIPH
We do not recommend the use of face masks in schools. This applies to both students and staff in primary school, secondary school and upper secondary school,...
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https://kingcounty.gov/en/dept/dph/health-safety/environmental-health/healthy-water-air-soil/indoor-air-quality-mold/facilities/schools-childcare
Tips for schools and childcare settings - King County, Washington
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https://kingcounty.gov/en/dept/dph/health-safety/disease-illness/measles/schools-childcare
Measles in schools and childcare facilities - King County, Washington
schools and childcareking countymeaslesfacilitieswashington