ConText: An Algorithm for Identifying Contextual Features from Clinical Text Wendy Chapman author John Dowling author David Chu author 2007-06 text Biological, translational, and clinical language processing K Bretonnel Cohen editor Dina Demner-Fushman editor Carol Friedman editor Lynette Hirschman editor John Pestian editor Association for Computational Linguistics Prague, Czech Republic conference publication chapman-etal-2007-context https://aclanthology.org/W07-1011/ 2007-06 81 88