AUTHOR=Smalheiser Neil R. TITLE=Ketamine: A Neglected Therapy for Alzheimer Disease JOURNAL=Frontiers in Aging Neuroscience VOLUME=11 YEAR=2019 URL=https://www.frontiersin.org/journals/aging-neuroscience/articles/10.3389/fnagi.2019.00186 DOI=10.3389/fnagi.2019.00186 ISSN=1663-4365