Retrospective identification of the diagnosis of chronic primary musculoskeletal pain: a pragmatic suggestion by The Pain Net

aDepartment of Psychosomatics and Psychiatry, University Children's Hospital, University of Zurich, Zurich, Switzerland bDivision of Child and Adolescent Health Psychology, Department of Psychology, University of Zurich, Zurich, Switzerland cChildren's Research Centre, University Children's Hospital Zurich, University of Zurich, Zurich, Switzerland dDepartment of Consultation-Liaison Psychiatry and Psychosomatic Medicine, University Hospital Zurich, University of Zurich, Zurich, Switzerland eClinical Psychology and Psychological Intervention, Institute of Psychology, University Duisburg-Essen, Essen, Germany *Corresponding Author. Address: Clinical Psychology and Psychological Intervention, Institute of Psychology, University Duisburg-Essen, Universitätsstr. 2, Essen 45141, Germany. Tel.: +49 201 183 6441. E-mail address: email protected (B. Korwisi). 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). All authors contributed equally; order of names is chosen at random.