Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleMood changes and 'on-off' phenomena in Parkinson's disease.AuthorsMenza, Matthew A.; Sage, Jacob; Marshall, Eric; Cody, Ronald; Duvoisin, RogerPublicationMovement Disorders, 1990, Vol 5, Issue 2, p148ISSN0885-3185Publication typeArticleDOI10.1002/mds.870050210