@inproceedings{sahnoun-lejeune-2021-multilingual, title = "Multilingual Epidemic Event Extraction : From Simple Classification Methods to Open Information Extraction ({OIE}) and Ontology", author = {Sahnoun, Sihem and Lejeune, Ga{\"e}l}, editor = "Mitkov, Ruslan and Angelova, Galia", booktitle = "Proceedings of the International Conference on Recent Advances in Natural Language Processing (RANLP 2021)", month = sep, year = "2021", address = "Held Online", publisher = "INCOMA Ltd.", url = "https://preview.aclanthology.org/fix-sig-urls/2021.ranlp-1.138/", pages = "1227--1233" }