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Stanford, Calif.: Hoover Inst. Pr., 1991
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American Educational Research Association (AERA), 1992
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American Educational Research Association (AERA), 1992
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JSTOR, 1987
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SAGE Publications, 1978
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Cambridge University Press (CUP), 1979
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The American Political Science Association, 1978
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The American Political Science Association, 1979
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Cambridge University Press (CUP), 1978
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Wiley, 1976
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Wiley, 1976
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Oxford University Press (OUP), 1992
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JSTOR, 1980
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JSTOR, 1978
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Elsevier BV, 1992
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Ovid Technologies (Wolters Kluwer Health), 1990
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Elsevier BV, 2008
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Elsevier BV, 2022
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Association for Research in Vision and Ophthalmology (ARVO), 2006
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American Society of Clinical Oncology (ASCO), 2010