https://doi.org/10.1136/bmj.330.7495.802
https://doi.org/10.1080/16501970510034422
https://doi.org/10.5271/sjweh.1337
https://doi.org/10.1007/s10926-010-9261-5
https://doi.org/10.1007/s00420-012-0783-3
https://doi.org/10.1002/14651858.CD011618.pub2
https://doi.org/10.1007/s10926-012-9359-z
https://doi.org/10.2105/AJPH.74.9.979
https://doi.org/10.1258/135581906778476553
https://doi.org/10.1111/j.1365-2648.1994.tb01207.x
https://doi.org/10.1136/bmj.311.7001.376
https://doi.org/10.1111/j.1471-0528.2011.03091.x
https://doi.org/10.1007/s10926-016-9674-x
https://doi.org/10.1007/s10926-017-9714-1
https://doi.org/10.1136/bmjopen-2016-014939
https://doi.org/10.1007/s10926-016-9666-x
https://doi.org/10.1136/oem.2007.034983
https://doi.org/10.1037/a0027049
https://doi.org/10.1007/s10926-017-9712-3
https://doi.org/10.2340/16501977-2188
https://doi.org/10.1097/00007632-200205010-00002
https://doi.org/10.1016/j.ejpain.2005.02.005
https://doi.org/10.3389/fpubh.2015.00237
https://doi.org/10.1007/s10926-008-9138-z
https://doi.org/10.1007/s10926-011-9292-6
https://doi.org/10.1016/S0020-7489(00)00044-4
https://doi.org/10.1371/journal.pone.0085038