Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCognitive executive impairment and dopaminergic deficits in de novo Parkinson's disease.AuthorsSiepel, Françoise J.; Brønnick, Kolbjørn S.; Booij, Jan; Ravina, Bernard M.; Lebedev, Alexander V.; Pereira, Joana B.; Grüner, Renate; Aarsland, DagPublicationMovement Disorders, 2014, Vol 29, Issue 14, p1802ISSN0885-3185Publication typeArticleDOI10.1002/mds.26051