Fuzzy Matching for Symptom Detection in Tweets: Application to Covid-19 During the First Wave of the Pandemic in France. - Carole Faviez; Pierre Foulquié; Xiaoyi Chen; Adel Mebarki; Sophie Quennelle; Nathalie Texier; Sandrine Katsahian; Stéphane Schück; Anita Burgun (MIE, 2021)