AUTHOR=Kehagia Angie A. TITLE=Neuropsychiatric Symptoms in Parkinson’s Disease: Beyond Complications JOURNAL=Frontiers in Psychiatry VOLUME=7 YEAR=2016 URL=https://www.frontiersin.org/journals/psychiatry/articles/10.3389/fpsyt.2016.00110 DOI=10.3389/fpsyt.2016.00110 ISSN=1664-0640