Improving Biomedical Pretrained Language Models with Knowledge Zheng Yuan author Yijia Liu author Chuanqi Tan author Songfang Huang author Fei Huang author 2021-06 text Proceedings of the 20th Workshop on Biomedical Language Processing Dina Demner-Fushman editor Kevin Bretonnel Cohen editor Sophia Ananiadou editor Junichi Tsujii editor Association for Computational Linguistics Online conference publication yuan-etal-2021-improving 10.18653/v1/2021.bionlp-1.20 https://aclanthology.org/2021.bionlp-1.20/ 2021-06 180 190