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Harrold LR, Yood RA, Straus W, Andrade SE, Reed JI, Cernieux J, Lewis BE, Gurwitz JH.Harrold LR, et al. Among authors: yood ra.J Rheumatol. 2002 Sep;29(9):1931-6.J Rheumatol. 2002.PMID: 12233888
Mazor KM, Clauser BE, Field T, Yood RA, Gurwitz JH.Mazor KM, et al. Among authors: yood ra.Health Serv Res. 2002 Oct;37(5):1403-17. doi: 10.1111/1475-6773.11194.Health Serv Res. 2002.PMID: 12479503Free PMC article.