Quality of life and Parkinson's disease: translation and validation of the US Parkinson's Disease Questionnaire (PDQ-39).

Coefficient alpha and the internal structure of tests

1951 • 39,787 citations

The MOS 36-item short-form health survey (SF-36). I. Conceptual framework and item selection.

1992 • 33,264 citations

Measuring Health-Related Quality of Life

1993 • 3,948 citations

Generic and Disease-Specific Measures in Assessing Health Status and Quality of Life

1989 • 1,740 citations

An Essay on the Shaking Palsy

2002 • 1,658 citations

Reproducibility and responsiveness of health status measures statistics and strategies for evaluation

1991 • 1,365 citations

The development and validation of a short measure of functioning and well being for individuals with Parkinson's disease

1995 • 1,086 citations

Designing and conducting health surveys: a comprehensive guide

1990 • 686 citations

Comparative measurement efficiency and sensitivity of five health status instruments for arthritis research

1985 • 598 citations

Therapy of Parkinson's Disease

1990 • 158 citations

Cross-Cultural Validation of Quality of Life Measures

1994 • 50 citations

Ensuring International Equivalence of Quality of Life Measures: Problems and Approaches to Solutions

1994 • 31 citations