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Bonn, Germany: IZA - Institute of Labor Economics, May 2021
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University Park, PA: Penn State University Press, [2021] ; [Online-Ausgabe]
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Project MUSE, 2009
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The University of Iowa, 2008
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Project MUSE, 2008
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Informa UK Limited, 2006
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Project MUSE, 2006
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Johns Hopkins University Press, 2006
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Informa UK Limited, 2001
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The University of Iowa, 1996
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Informa UK Limited, 1995
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The University of Iowa, 1991
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JSTOR, 1991
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Project MUSE, 2009
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Frontiers Media SA, 2023
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Springer Science and Business Media LLC, 2021
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Wiley, 2021
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Ovid Technologies (Wolters Kluwer Health), 2020
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American Society of Hematology, 2019
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American Society of Hematology, 2019