COVID-19 Schools Infection Survey Round 4, England Bwletin ystadegols

Initial estimates of staff and pupils testing positive for SARS-CoV-2 antibodies from the COVID-19 Schools Infection Survey across a sample of schools, within selected local authority areas in England. This Schools Infection Survey is jointly led by the London School of Hygiene and Tropical Medicine, Public Health England and the Office for National Statistics.