AUTHOR=Massano João TITLE=Cognitive impairment and dementia—an update JOURNAL=Frontiers in Neurology VOLUME=3 YEAR=2012 URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2012.00153 DOI=10.3389/fneur.2012.00153 ISSN=1664-2295