. 2013 Nov 19;15(11):e258. doi: 10.2196/jmir.2564
©Daniel R Stubbings, Clare S Rees, Lynne D Roberts, Robert T Kane. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 19.11.2013.
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Figure 1.
The number of participants and their flow throughout the study.