. 2013 Feb 15;15(2):e26. doi: 10.2196/jmir.2256
©Sally Rooke, Jan Copeland, Melissa Norberg, Donald Hine, Jim McCambridge. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 15.02.2013.
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Figure 1.
CONSORT diagram of participant flow.