An independent group of scientists has called for “urgent action” to make schools safer against Covid, after it was revealed that infection rates among high school students have increased 50-fold since classrooms were reopened in September. Adolescents aged 11-16 are now the age group with the highest levels of infection in England , with one in ten reported to be out of school due to a confirmed or suspected coronavirus or because they have been in contact with a potentially contagious person.

 

 

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