1. Functional performance measures: are they superior to self-assessments?;Myers;J Gerontol,1993
2. Disability in America,1991
3. What are we measuring?;Spiegel,1988
4. Linking clinical variables with health related quality of life;Wilson,1995
5. Use of functional status measures for payment of medical rehabilitation services;Wilkerson;Arch Phys Med Rehabil,1992