Tanushi, HideyukiDalianis, HerculesDuneld, MartinKvist, MariaSkeppstedt, MariaVelupillai, SumithraOepen, StephanHagen, KristinJohannessen, Janne Bondi2023-09-222023-09-222013ISSN 1736-6305 (Online)https://hdl.handle.net/10062/92866engopenAccessAttribution-NonCommercial-NoDerivs 3.0 Estoniahttp://creativecommons.org/licenses/by-nc-nd/3.0/ee/Negation Scope Delimitation in Clinical Text Using Three Approaches: NegEx, PyConTextNLP and SynNegArticle