Learning the Scope of Negation in Biomedical Texts Roser Morante author Anthony Liekens author Walter Daelemans author 2008-10 text Proceedings of the 2008 Conference on Empirical Methods in Natural Language Processing Mirella Lapata editor Hwee Tou Ng editor Association for Computational Linguistics Honolulu, Hawaii conference publication morante-etal-2008-learning https://aclanthology.org/D08-1075/ 2008-10 715 724