Townsend, M

A measure of quality of life for clinical trials in chronic lung disease

Guyatt, G. H., Berman, L. B., Townsend, M., Pugsley, S. O., & Chambers, L. W. (1987) · Thorax

Chronic Obstructive Pulmonary Disease (COPD) ResearchHealth Systems, Economic Evaluations, Quality of Life

Cited by 1,721

A comparison of Likert and visual analogue scales for measuring change in function

Guyatt, G. H., Townsend, M., Berman, L. B., & Keller, J. L. (1987) · Journal of Chronic Diseases

Health Systems, Economic Evaluations, Quality of LifePsychometric Methodologies and Testing

Cited by 456