Infection and transmission risks of COVID-19 in schools and their contribution to population infections in Germany: A retrospective observational study using nationwide and regional health and education agency notification data

T Heinsohn, B Lange, P Vanella, I Rodiah, S Glöckner, A Joachim, D Becker, T Brändle, S Dhein, S Ehehalt, M Fries, A Galante-Gottschalk, S Jehnichen, S Kolkmann, A Kossow, M Hellmich, J Dötsch, G Krause