Concept Negation in Free Text Components of Vaccine Safety Reports

Abstract

Large amounts of information are locked up in free text components of clinical reports. Surveillance systems that monitor adverse events following immunizations (AEFI) can utilize these components after concept extraction using natural language processing (NLP). Specifically, our method for the identification and filtering of negated concepts using the… (More)

Topics

Cite this paper

@article{Tolentino2006ConceptNI, title={Concept Negation in Free Text Components of Vaccine Safety Reports}, author={Herman D. Tolentino and Michael D. Matters and Wikke Walop and Barbara Law and Wesley Tong and Fang Liu and Paul A. Fontelo and Katrin Kohl and Daniel C. Payne}, journal={AMIA ... Annual Symposium proceedings. AMIA Symposium}, year={2006}, pages={1122} }