1. Monitoring and evaluating health services;Ware;Med Care,1985
2. Clinical Epidemiology—The Essentials;Fletcher,1982
3. Toward an understanding of patient outcome measurement;Fries;Arth Rheum,1983
4. Measuring quality of life: risks and benefits;Schipper;Cancer Treat Rep,1985
5. Choosing multiple instruments to measure the quality of life;Dean,1985