Measuring executive dysfunction in Parkinson’s disease: Reliability and validity of the Spanish version of Frontal Assessment Battery (FAB-E)

-Plos One- Miriam Hurtado-Pomares ,María Carmen Terol-Cantero, Alicia Sánchez-Pérez, Carlos Leiva-Santana, Paula Peral-Gómez, Desirée Valera-Gran ,Eva María Navarrete-Muñoz