1. Noncommunicable diseases;Hunter;N Engl J Med,2013
2. Relative importance of musculoskeletal disorders as a cause of chronic health problems, disability, and health care utilization: findings from the 1990 Ontario Health Survey;Badley;J Rheumatol,1994
3. Characteristics of temporary work disability related to musculoskeletal disorders in the autonomous community of Madrid during one year;Blanco;Rev Esp Reumatol,2000
4. National Institute for Statistics (INE) 1999 http://www.ine.es/revistas/cipraine/1009.pdf
5. Recovery from disability among community-dwelling older persons;Hardy;JAMA,2004