Clinical, neuropsychological, and morphometric correlates of apathy in Parkinson's disease

Development and validation of a geriatric depression screening scale: A preliminary report

1982 • 14,099 citations

Reliability and validity of the apathy evaluation scale

1991 • 1,648 citations

Reliability, validity, and clinical correlates of apathy in Parkinson's disease

1992 • 1,096 citations

Apathy: a neuropsychiatric syndrome

1991 • 1,008 citations

Apathy Is Not Depression

1998 • 667 citations

Differential diagnosis and classification of apathy

1990 • 590 citations

Bedside Assessment of Executive Cognitive Impairment: The Executive Interview

1992 • 587 citations

Range of neuropsychiatric disturbances in patients with Parkinson's disease

1999 • 577 citations

Apathy following cerebrovascular lesions.

1993 • 407 citations

Detection in life of confirmed Alzheimer's disease using a simple measurement of medial temporal lobe atrophy by computed tomography

1992 • 254 citations

Apathy and depressed mood in acquired brain damage: relationship to lesion localization and psychophysiological reactivity

1999 • 229 citations

Poststroke Apathy and Regional Cerebral Blood Flow

1997 • 204 citations

The sources of convergence between measures of apathy and depression

1993 • 203 citations

Neuropsychological correlates of apathy and depression in patients with dementia

1999 • 160 citations

Neuropsychiatric differences between Parkinson's disease with dementia and Alzheimer's disease

2001 • 144 citations

Behavioral and Psychological Symptoms in Alzheimer’s Disease

1999 • 132 citations

Magnetic-resonance morphometry in patients with major depression

1998 • 132 citations

Clinical and biochemical correlates of bradyphrenia in Parkinson's disease

1987 • 93 citations

Brain atrophy in frontotemporal dementia.

1996 • 86 citations

Medial temporal lobe atrophy in memory disorders

1997 • 42 citations

Usefulness of Simple Measures of Temporal Lobe Atrophy in Probable Alzheimer's Disease

1996 • 27 citations