1. Some conceptual issues in disability and rehabilitation;Nagi,1965
2. World Health Organization. International Classification of Functioning, Disability and Health (ICF). Geneva, Switzerland; 2001.
3. Enabling America: Assessing the Role of Rehabilitation Science and Engineering ed;Brandt,1997
4. The disablement process in rheumatoid arthritis;Escalante;Arthritis Rheum Arthritis Care Res,2002
5. Disability in America: Toward a National Agenda for Prevention;Tarlov,1991