Answer Extraction, Semantic Clustering, and Extractive Summarization for Clinical Question Answering Dina Demner-Fushman author Jimmy Lin author 2006-07 text Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics Nicoletta Calzolari editor Claire Cardie editor Pierre Isabelle editor Association for Computational Linguistics Sydney, Australia conference publication demner-fushman-lin-2006-answer 10.3115/1220175.1220281 https://aclanthology.org/P06-1106/ 2006-07 841 848