AUTHOR=Álvarez Evelyn A. , Parada Francisco J. TITLE=Association of Pain During the Evaluation of Delirium in Intensive Care Unit Patients JOURNAL=Frontiers in Medicine VOLUME=8 YEAR=2021 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2021.722001 DOI=10.3389/fmed.2021.722001 ISSN=2296-858X