Radiologists at the Albert Schweitzer hospital in Colmar have detected traces of COVID-19 since November 2019. https://www.lefigaro.fr/sciences/colmar-des-traces-du-coronavirus-detectees-sur-un-scanner-des-le-16-novembre-20200519 English article on the same topic: http://www.rfi.fr/en/france/20200520-scans-show-french-patients-were-sick-with-covid-19-in-mid-november-doctors-say-colmar-haut-rhin