Extracting Time Expressions from Clinical Text Timothy Miller author Steven Bethard author Dmitriy Dligach author Chen Lin author Guergana Savova author 2015-07 text Proceedings of BioNLP 15 Kevin Bretonnel Cohen editor Dina Demner-Fushman editor Sophia Ananiadou editor Jun-ichi Tsujii editor Association for Computational Linguistics Beijing, China conference publication miller-etal-2015-extracting 10.18653/v1/W15-3809 https://aclanthology.org/W15-3809/ 2015-07 81 91