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. 2020 Jun 15;22(6):e15351. doi: 10.2196/15351

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©Kathryn M Sibley, Masood Khan, Patricia L Roche, Patrick Faucher, Carly Leggett. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 15.06.2020.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in the Journal of Medical Internet Research, is properly cited. The complete bibliographic information, a link to the original publication on http://www.jmir.org/, as well as this copyright and license information must be included.

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KnowledgeNudge blog site exposure (a), Twitter exposure (b), and Twitter engagement (c) over 2-year period. There was a significant increase in blog site exposure (P<.001) and Twitter exposure (P=.004) between the first and last 6 months of the study period. No significant difference was seen in Twitter engagement between the first and last 6 months.