Transmission of SARS-CoV-2 in children aged 0 to 19 years in childcare facilities and schools after their reopening in May 2020, Baden-Württemberg, Germany Ehrhardt, J and Ekinci, A and Krehl, H and Meincke, M and Finci, I and Klein, J and Geisel, B and Wagner-Wiening, C and Eichner, M and Brockmann, SO, Eurosurveillance, 25, 2001587 (2020), https://doi.org/10.2807/1560-7917.ES.2020.25.36.2001587