. 2013 Nov 13;15(11):e241. doi: 10.2196/jmir.2728
©Samy A Azer, Hala A AlGrain, Rana A AlKhelaif, Sarah M AlEshaiwi. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 13.11.2013.
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Figure 4.
Screenshot of video.