. 2016 Jun 10;18(6):e135. doi: 10.2196/jmir.5066
©Sofian Berrouiguet, Enrique Baca-García, Sara Brandt, Michel Walter, Philippe Courtet. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 10.06.2016.
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Figure 2.
Distribution of articles over time.