An End-to-End Progressive Multi-Task Learning Framework for Medical Named Entity Recognition and Normalization Baohang Zhou author Xiangrui Cai author Ying Zhang author Xiaojie Yuan author 2021-08 text Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (Volume 1: Long Papers) Chengqing Zong editor Fei Xia editor Wenjie Li editor Roberto Navigli editor Association for Computational Linguistics Online conference publication zhou-etal-2021-end 10.18653/v1/2021.acl-long.485 https://aclanthology.org/2021.acl-long.485/ 2021-08 6214 6224