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. 2015 Jan 19;4(1):e10. doi: 10.2196/resprot.3823

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©Neill Bruce Baskerville, Laura Louise Struik, David Hammond, G Emmanuel Guindon, Cameron D Norman, Robyn Whittaker, Catherine M Burns, Kelly A Grindrod, K Stephen Brown. Originally published in JMIR Research Protocols (http://www.researchprotocols.org), 19.01.2015.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Research Protocols, is properly cited. The complete bibliographic information, a link to the original publication on http://www.researchprotocols.org, as well as this copyright and license information must be included.

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Mediation model. Conceptual diagram depicting Intervention (X), Outcome (Y), and Mediator (Z) variables, as well as hypothesized relationship (a), action (b), and outcome (C') pathways for examination in the mediation analyses.