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K E, L R, G W, F F, S M, C W, DA B.K E, et al.BMC Musculoskelet Disord. 2022 Nov 8;23(1):968. doi: 10.1186/s12891-022-05909-2.BMC Musculoskelet Disord. 2022.PMID: 36348332Free PMC article.
Back DA, Estel K, Pförringer D, Tsitsilonis S, Bachner J, Willy C; working group digitalization (DGOU); Becker HP.Back DA, et al. Among authors: estel k.BMC Health Serv Res. 2022 Aug 12;22(1):1029. doi: 10.1186/s12913-022-08352-0.BMC Health Serv Res. 2022.PMID: 35962358Free PMC article.