The association of apathy with central fatigue perception in patients with Parkinson's disease
Behavioral Neuroscience (2013) - Comment
pubmed: 23339489  doi: 10.1037/a0031531  issn: 1939-0084  issn: 0735-7044 

Naia Sáez-Francàs, Jorge Hernández-Vara, Margarita Corominas Roso, José Alegre Martín, Miguel Casas Brugué