@proceedings{ws-2009-bionlp-2009,
    title = "Proceedings of the {B}io{NLP} 2009 Workshop Companion Volume for Shared Task",
    editor = "Tsujii, Jun{'}ichi",
    month = jun,
    year = "2009",
    address = "Boulder, Colorado",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/W09-1400/"
}