MacLaughlin, Ansel, John Wihbey, Aleszu Bajak, and David A. Smith. 2020. “Source Attribution: Recovering the Press Releases Behind Health Science News”. Proceedings of the International AAAI Conference on Web and Social Media 14 (1):428-39. https://ojs.aaai.org/index.php/ICWSM/article/view/7312.