@InProceedings{alfalahi-EtAl:2015:LOUHI,
  author    = {Alfalahi, Alyaa  and  Skeppstedt, Maria  and  Ahlbom, Rickard  and  Baskalayci, Roza  and  Henriksson, Aron  and  Asker, Lars  and  Paradis, Carita  and  Kerren, Andreas},
  title     = {Expanding a dictionary of marker words for uncertainty and negation using distributional semantics},
  booktitle = {Proceedings of the Sixth International Workshop on Health Text Mining and Information Analysis},
  month     = {September},
  year      = {2015},
  address   = {Lisbon, Portugal},
  publisher = {Association for Computational Linguistics},
  pages     = {90--96},
  url       = {http://aclweb.org/anthology/W15-2611}
}