File:Assessing the role of a confounder.png
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Assessing_the_role_of_a_confounder.png (545 × 205 pixels, file size: 20 KB, MIME type: image/png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 22:58, 31 May 2016 | 545 × 205 (20 KB) | commons>Drmfreeman | Cross-wiki upload from en.wikipedia.org |
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