Pain that does not interfere with daily life—a new focus for population epidemiology and public health?

aArthritis Research UK Primary Care Centre, Research Institute for Primary Care and Health Sciences, Keele University, Keele, United Kingdom bConcord Clinical School, University of Sydney, Sydney, Australia cCentre for Education and Research on Ageing, University of Sydney, Sydney, Australia *Corresponding author. Address: Arthritis Research UK Primary Care Centre, Research Institute for Primary Care and Health Sciences, David Weatherall Building, Keele University, Staffordshire ST5 5BG, United Kingdom. Tel.: +44 1782 733924; fax: +44 1782 734719. E-mail address: [email protected] (K.P. Jordan). Sponsorships or competing interests that may be relevant to content are disclosed at the end of this article. Supplemental digital content is available for this article. Direct URL citations appear in the printed text and are provided in the HTML and PDF versions of this article on the journal's Web site (www.painjournalonline.com).