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Sullivan MD, Edlund MJ, Fan MY, DeVries A, Braden JB, Martin BC.Sullivan MD, et al. Among authors: fan my.Pain. 2008 Aug 31;138(2):440-449. doi: 10.1016/j.pain.2008.04.027. Epub 2008 Jun 10.Pain. 2008.PMID: 18547726Free PMC article.
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Sullivan MD, Edlund MJ, Fan MY, DeVries A, Braden JB, Martin BC.Sullivan MD, et al. Among authors: fan my.Pain. 2010 Aug;150(2):332-339. doi: 10.1016/j.pain.2010.05.020. Epub 2010 Jun 15.Pain. 2010.PMID: 20554392Free PMC article.