@InProceedings{segurabedmar-martinez-herrerozazo:2013:SemEval-2013,
  author    = {Segura-Bedmar, Isabel  and  Mart\'{i}nez, Paloma  and  Herrero Zazo, Mar\'{i}a},
  title     = {SemEval-2013 Task 9 : Extraction of Drug-Drug Interactions from Biomedical Texts (DDIExtraction 2013)},
  booktitle = {Second Joint Conference on Lexical and Computational Semantics (*SEM), Volume 2: Proceedings of the Seventh International Workshop on Semantic Evaluation (SemEval 2013)},
  month     = {June},
  year      = {2013},
  address   = {Atlanta, Georgia, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {341--350},
  url       = {http://www.aclweb.org/anthology/S13-2056}
}