Reliability and validity of the apathy evaluation scale

“Mini-mental state”

1975 • 82,784 citations

Belief, Attitude, Intention and Behavior: An Introduction to Theory and Research

1975 • 35,468 citations

Clinical diagnosis of Alzheimer's disease

1984 • 27,279 citations

Intrinsic Motivation and Self-Determination in Human Behavior

1985 • 22,760 citations

Convergent and discriminant validation by the multitrait-multimethod matrix.

1959 • 16,404 citations

THE ASSESSMENT OF ANXIETY STATES BY RATING

1959 • 10,517 citations

A Self-Rating Depression Scale

1965 • 8,816 citations

Development of a Rating Scale for Primary Depressive Illness

1967 • 8,216 citations

Research Diagnostic Criteria

1978 • 6,988 citations

Introduction to Classical and Modern Test Theory

1986 • 4,837 citations

Dementia Praecox or the Group of Schizophrenias

1951 • 4,409 citations

A Rating Instrument For Anxiety Disorders

1971 • 3,805 citations

Introduction: Motivation

2020 • 2,342 citations

Negative Symptoms in Schizophrenia

1982 • 2,228 citations

The frontal lobes

1986 • 2,138 citations

Molecular pathology of schizophrenia: more than one disease process?

1980 • 1,877 citations

The Clinical Diagnosis of Alzheimer's Disease

1987 • 1,381 citations

MOOD DISORDERS IN STROKE PATIENTS: IMPORTANCE OF LOCATION OF LESION

1984 • 1,079 citations

Apathy: a neuropsychiatric syndrome

1991 • 1,008 citations

Emotional Behavior and Hemispheric Side of the Lesion

1972 • 979 citations

The `subcortical dementia' of progressive supranuclear palsy

1974 • 872 citations

Neurobehavioral Aspects of Affective Disorders

1989 • 713 citations

Psychiatric Aspects of Neurologic Disease

1976 • 674 citations

Theories of motivation : from mechanism to cognition

1972 • 664 citations

Differential diagnosis and classification of apathy

1990 • 590 citations

SUCCESS AND PROBLEMS OF LONG-TERM LEVODOPA THERAPY IN PARKINSON'S DISEASE

1977 • 585 citations

Middle Age and Aging

1969 • 453 citations

REPLICATION OF FACTORS OF PSYCHOPATHOLOGY IN INTERVIEW, WARD BEHAVIOR AND SELF-REPORT RATINGS OF HOSPITALIZED DEPRESSIVES

1969 • 384 citations

Postpsychotic Depression in Schizophrenia

1976 • 318 citations

An Introduction to Motivation

1967 • 263 citations

Psychiatric Aspects of Neurologic Disease

1985 • 254 citations

Personality and Patterns of Aging

1968 • 241 citations

A rating scale for emotional blunting

1978 • 227 citations

A social competence scale and symptom checklist for the preschool child: Factor dimensions, their cross-instrument generality, and longitudinal persistence.

1972 • 218 citations

The phenomena of depressions

1961 • 214 citations

Huntington's Dementia

1978 • 188 citations

Motivational control theory: An integrative framework.

1988 • 186 citations

Morbus Alzheimer and Morbus Pick: A Genetic, Clinical and Patho-anatomical Study

1953 • 162 citations

Affective flattening and the criteria for schizophrenia

1979 • 126 citations

Psychiatric features of Huntington's disease: recent approaches and findings.

1983 • 72 citations

Syndromes and Themes of Psychotic Depression

1963 • 72 citations

Dimensions of manifest depression

1962 • 68 citations

Depression Occurring During the Course of Recovery from Schizophrenic Symptoms

1967 • 53 citations

Phenomenology associated with depressed moods in adolescents

1979 • 52 citations

The Problem of Post-Psychotic Schizophrenie Depressions and their Pharmacological Induction

1975 • 50 citations

Subcortical dementia: a clinical approach.

1983 • 39 citations

Further Replication of Factors of Psychopathology in the Interview, Ward Behavior and Self-Reported Ratings of Hospitalized Depressed Patients

1974 • 17 citations

The Evaluation of Depressive Symptomatology A Triadic Approach

1974 • 16 citations

Factor Analytic Composition of the Geriatric Rating Scale (grs)

1977 • 12 citations

Morbus Alzheimer and Morbus Pick: A Genetic, Clinical and Patho-Anatomical Study

1953 • 9 citations

Amotivational Syndrome in Chronic Schizophrenics

1978 • 5 citations

Depression in the elderly [proceedings].

1979 • 3 citations

The Use of Significant Others in Assessing the Outcome of Psychotherapy

1975 • 1 citations