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Kobus AM, Smith DH, Morasco BJ, Johnson ES, Yang X, Petrik AF, Deyo RA.Kobus AM, et al. Among authors: yang x.J Pain. 2012 Nov;13(11):1131-8. doi: 10.1016/j.jpain.2012.09.003.J Pain. 2012.PMID: 23117108Free PMC article.
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Deyo RA, Smith DH, Johnson ES, Tillotson CJ, Donovan M, Yang X, Petrik A, Morasco BJ, Dobscha SK.Deyo RA, et al. Among authors: yang x.Spine (Phila Pa 1976). 2013 May 15;38(11):909-15. doi: 10.1097/BRS.0b013e3182830482.Spine (Phila Pa 1976). 2013.PMID: 23459134Free PMC article.
Smith DH, Johnson ES, Thorp ML, Crispell KA, Yang X, Petrik AF.Smith DH, et al. Among authors: yang x.Popul Health Manag. 2010 Jun;13(3):123-9. doi: 10.1089/pop.2009.0047.Popul Health Manag. 2010.PMID: 20455788
Weiss JW, Johnson ES, Petrik A, Smith DH, Yang X, Thorp ML.Weiss JW, et al. Among authors: yang x.Am J Kidney Dis. 2010 Dec;56(6):1062-71. doi: 10.1053/j.ajkd.2010.07.018. Epub 2010 Oct 20.Am J Kidney Dis. 2010.PMID: 20961677Free PMC article.
Kuntz JL, Johnson ES, Raebel MA, Petrik AF, Yang X, Thorp ML, Spindel SJ, Neil N, Smith DH.Kuntz JL, et al. Among authors: yang x.Infect Control Hosp Epidemiol. 2012 Oct;33(10):1031-8. doi: 10.1086/667733. Epub 2012 Aug 23.Infect Control Hosp Epidemiol. 2012.PMID: 22961023
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Smith DH, Johnson ES, Blough DK, Thorp ML, Yang X, Petrik AF, Crispell KA.Smith DH, et al. Among authors: yang x.BMC Health Serv Res. 2012 Nov 30;12:434. doi: 10.1186/1472-6963-12-434.BMC Health Serv Res. 2012.PMID: 23194470Free PMC article.
Weiss JW, Platt RW, Thorp ML, Yang X, Smith DH, Petrik A, Eckstrom E, Morris C, O'Hare AM, Johnson ES.Weiss JW, et al. Among authors: yang x.J Am Geriatr Soc. 2015 Mar;63(3):508-15. doi: 10.1111/jgs.13257. Epub 2015 Mar 4.J Am Geriatr Soc. 2015.PMID: 25739329Free PMC article.