Trial2Vec: Zero-Shot Clinical Trial Document Similarity Search using Self-Supervision Zifeng Wang author Jimeng Sun author 2022-12 text Findings of the Association for Computational Linguistics: EMNLP 2022 Yoav Goldberg editor Zornitsa Kozareva editor Yue Zhang editor Association for Computational Linguistics Abu Dhabi, United Arab Emirates conference publication wang-sun-2022-trial2vec 10.18653/v1/2022.findings-emnlp.476 https://aclanthology.org/2022.findings-emnlp.476/ 2022-12 6377 6390