AUTHOR=Elger Christian E., Hoppe Christian TITLE=What is Depression in Epilepsy? JOURNAL=Frontiers in Neurology VOLUME=2 YEAR=2011 URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2011.00079 DOI=10.3389/fneur.2011.00079 ISSN=1664-2295