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- Sofia’s school installed UV lamps against Covid-19 in all its offices – Sofia Darik
- Sofia School – with disinfectant UV-C lamps in each classroom m.dnes.bg
- Sofia School protects children from COVID-19 with disinfection lamps in each room Society News from Bulgaria and the world OFFNews
- COVID measures: Sofia’s school put disinfectant UV lamps in each classroom 24 hours a day
- The school year begins with smiles even under the masks of News.bg.
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