NIL_UCM: Extracting Drug-Drug interactions from text through combination of sequence and tree kernels Behrouz Bokharaeian author Alberto Díaz author 2013-06 text Second Joint Conference on Lexical and Computational Semantics (*SEM), Volume 2: Proceedings of the Seventh International Workshop on Semantic Evaluation (SemEval 2013) Suresh Manandhar editor Deniz Yuret editor Association for Computational Linguistics Atlanta, Georgia, USA conference publication bokharaeian-diaz-2013-nil https://aclanthology.org/S13-2107/ 2013-06 644 650