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Freezing drivers were stranded for hours in traffic jams in Germany and Covid-19 vaccination centres were shut in Britain on Tuesday as Europe was pummelled by the heaviest snow in years.
In her reply to a parliamentary question by MPs Martine Hansen and Claude Wiseler from the Christian Social People's Party (CSV), Minister of Health Paulette Lenert explained that saliva antigen tests are indeed a valid alternative to "standard" Covid-19 tests in retirement and nursery homes.