The Riddle of Psychiatric Disorders in Parkinson Disease
Pharmacologic Treatment of Apathy in Dementia
Prevalence of Psychotic Symptoms in a Community-Based Parkinson Disease Sample
Alexithymia Is a Non-Motor Symptom of Parkinson Disease
Psychometric Properties of the Starkstein Apathy Scale in Patients With Early Untreated Parkinson Disease
Antipsychotics and Mortality in Parkinsonism
Disability in the Oldest-Old
National Survey of Geriatric Psychiatry Fellowship Programs
Hypertension is Associated With Cognitive Decline in Elderly People at High Risk for Dementia
Religion and the Presence and Severity of Depression in Older Adults
Disclosure of Competing Interests (2012)