Ka 2021, COVID-19 e tla tsoelapele ho laola selemo kaofela, ho kenyelletsa leano la mask, ente, lithunya tse matlafatsang, phetoho ea Delta, phetoho ea Omicron, setifikeiti sa ente, lithibelo tsa maeto… .Ka 2021, ha ho na ho phonyoha COVID-19.2021: Mabapi le tee Tšusumetso ea COVID-19 e na le ...
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