@InProceedings{boudin-nie-dawes:2010:EMNLP,
  author    = {Boudin, Florian  and  Nie, Jian-Yun  and  Dawes, Martin},
  title     = {Positional Language Models for Clinical Information Retrieval},
  booktitle = {Proceedings of the 2010 Conference on Empirical Methods in Natural Language Processing},
  month     = {October},
  year      = {2010},
  address   = {Cambridge, MA},
  publisher = {Association for Computational Linguistics},
  pages     = {108--115},
  url       = {http://www.aclweb.org/anthology/D10-1011}
}