(Q33404298)
Statements
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Using UnGraph to extract data from image files: verification of reliability and validity (English)
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William R Shadish
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Isabel C C Brasil
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David A Illingworth
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Kristen D White
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Rodolfo Galindo
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Eden D Nagler
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David M Rindskopf
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1 February 2009
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41
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177-183
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Identifiers
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