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  • af Usa) Mccaffrey, Robert J. (University of Albany & State University of New York
    1.818,95 kr.

    While test-retest data were available for almost all assessment instruments, this was usually in the form of correlation coefficients and not changes in mean performance between or across assessment periods (see McCaffrey & Westervelt, 1995 for a detailed discussion of these and related issues).

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