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Lappe V, Köster I, Schubert I.Lappe V, et al. Among authors: koster i.Dtsch Med Wochenschr. 2017 Jan;142(1):e20. doi: 10.1055/s-0043-101127. Epub 2017 Feb 10.Dtsch Med Wochenschr. 2017.PMID: 28187465German.No abstract available.
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Stelzer D, Graf E, Köster I, Ihle P, Günster C, Dröge P, Klöss A, Mehl C, Farin-Glattacker E, Geraedts M, Schubert I, Siegel A, Vach W.Stelzer D, et al. Among authors: koster i.BMC Health Serv Res. 2022 Feb 24;22(1):247. doi: 10.1186/s12913-022-07573-7.BMC Health Serv Res. 2022.PMID: 35197048Free PMC article.
Stelzer D, Graf E, Köster I, Ihle P, Günster C, Dröge P, Klöss A, Mehl C, Farin-Glattacker E, Geraedts M, Schubert I, Siegel A, Vach W.Stelzer D, et al. Among authors: koster i.BMC Health Serv Res. 2022 Apr 11;22(1):482. doi: 10.1186/s12913-022-07881-y.BMC Health Serv Res. 2022.PMID: 35410208Free PMC article.No abstract available.