AUTHOR=Menéndez-González Manuel TITLE=The many questions on the use of biomarkers for neurodegenerative diseases in clinical practice JOURNAL=Frontiers in Aging Neuroscience VOLUME=6 YEAR=2014 URL=https://www.frontiersin.org/journals/aging-neuroscience/articles/10.3389/fnagi.2014.00045 DOI=10.3389/fnagi.2014.00045 ISSN=1663-4365