@inproceedings{hahn-powell-etal-2016-causal,
    title = "This before That: Causal Precedence in the Biomedical Domain",
    author = "Hahn-Powell, Gus  and
      Bell, Dane  and
      Valenzuela-Esc{\'a}rcega, Marco A.  and
      Surdeanu, Mihai",
    editor = "Cohen, Kevin Bretonnel  and
      Demner-Fushman, Dina  and
      Ananiadou, Sophia  and
      Tsujii, Jun-ichi",
    booktitle = "Proceedings of the 15th Workshop on Biomedical Natural Language Processing",
    month = aug,
    year = "2016",
    address = "Berlin, Germany",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W16-2920/",
    doi = "10.18653/v1/W16-2920",
    pages = "146--155"
}