Parkinsonian phenotype in Machado-Joseph disease (MJD/SCA3) : a two-case report - Bettencourt, Conceição (Universidade dos Açores. Center of Research in Natural Resources) ; Pereira dos Santos, Cristina Maria (Universitat Autònoma de Barcelona. Departament de Biologia Animal, de Biologia Vegetal i d'Ecologia) ; Coutinho, Paula (Universidade do Porto. Institute for Molecular and Cell Biology) ; Rizzu, P. (Amsterdam UMC. University Medical Center) ; Vasconcelos, João (Hospital of Divino Espirito Santo. Department of Neurology) ; Kay, Teresa (Hospital of D. Estefania. Department of Clinical Genetics (Lisboa, Portugal)) ; Cymbron, Teresa (Universidade dos Açores. Center of Research in Natural Resources) ; Raposo, Mafalda (Universidade dos Açores. Center of Research in Natural Resources) ; Heutink, Peter (Amsterdam UMC. University Medical Center) ; Lima, Manuela (Universidade dos Açores. Center of Research in Natural Resources)