Exposures associated with #SARS-CoV-2 infection in #France: A nationwide online case-control study
▻https://www.sciencedirect.com/science/article/pii/S2666776221001253?via%3Dihub
Places and activities during which infection prevention and control measures may be difficult to fully enforce were those with increased risk of infection. Children attending day-care, kindergarten, middle and high schools, but not primary schools, were potential sources of infection for the household.