Lexically-Triggered Hidden Markov Models for Clinical Document Coding Svetlana Kiritchenko author Colin Cherry author 2011-06 text Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies Dekang Lin editor Yuji Matsumoto editor Rada Mihalcea editor Association for Computational Linguistics Portland, Oregon, USA conference publication kiritchenko-cherry-2011-lexically https://aclanthology.org/P11-1075/ 2011-06 742 751