@InProceedings{demnerfushman-lin:2006:COLACL,
  author    = {Demner-Fushman, Dina  and  Lin, Jimmy},
  title     = {Answer Extraction, Semantic Clustering, and Extractive Summarization for Clinical Question Answering},
  booktitle = {Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics},
  month     = {July},
  year      = {2006},
  address   = {Sydney, Australia},
  publisher = {Association for Computational Linguistics},
  pages     = {841--848},
  url       = {http://www.aclweb.org/anthology/P06-1106},
  doi       = {10.3115/1220175.1220281}
}