OFSP, COVID-19: tests axés sur les symptômes et les cas, 2021-09-24 ([Internet, 2021-10-12](https://www.bag.admin.ch/dam/bag/fr/dokumente/biomed/heilmittel/COVID-19/symptom-fall-ori-testung.pdf.download.pdf/120521%20tests%20ax%C3%A9s%20sur%20les%20sympt%C3%B4mes%20et%20les%20cas_FR.pdf))