@ARTICLE { AUTHOR = "Pablo B{\'a}ez and Felipe Bravo-Marquez and Jocelyn Dunstan and Mat{\'{\i}}as Rojas and Fabian Villena", TITLE ="Automatic Extraction of Nested Entities in Clinical Referrals in Spanish", JOURNAL = "ACM Transactions on Computing for Healthcare (HEALTH)", VOLUME = "3", NUMBER = "3", PAGES = "1-22", MONTH = "Jul", YEAR = "2022", PUBLISHER = "ACM Press", ADDRESS = "New York, NY, USA", }