1. The epidemiology of pain and work disability;Abenhaim;J Disability,1991
2. American Medical Association Guides to the Evaluation of Permanent Impairment,1993
3. American medical Association Guides to the Evaluation of Permanent Impairment,2001
4. Epidemiologic aspects of low-back pain in industry;Andersson;Spine,1981
5. On becoming an authority;Aring;Arch Neurol,1990