Ammann, P., Ulyte, A., Haile, S. R., Puhan, M. A., Kriemler, S. and Radtke, T. (2022) “Perceptions towards mask use in school children during the SARS-CoV-2 pandemic: descriptive results from the longitudinal Ciao Corona cohort study”, Swiss Medical Weekly, 152(1516), p. w30165. doi: 10.4414/SMW.2022.w30165.