Reliability and Validity of the Geriatric Depression Scale in Italian Subjects with Parkinson's Disease.
Perla MassaiFrancesca ColalelliJulita SansoniDonatella ValenteMarco TofaniGiovanni FabbriniAndrea FabbriniMichela ScuccimarriGiovanni FabbriniPublished in: Parkinson's disease (2018)
The GDS is a reliable and valid tool in a sample of Italian PD subjects; this scale can be used in clinical and research contexts.