@inproceedings{christensen-etal-2002-mplus,
    title = "{MPLUS}: a probabilistic medical language understanding system",
    author = "Christensen, Lee  and
      Haug, Peter  and
      Fiszman, Marcelo",
    booktitle = "Proceedings of the {ACL}-02 Workshop on Natural Language Processing in the Biomedical Domain",
    month = jul,
    year = "2002",
    address = "Phildadelphia, Pennsylvania, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/W02-0305/",
    doi = "10.3115/1118149.1118154",
    pages = "29--36"
}