. 2020 Sep 11;6(2):e20027. doi: 10.2196/20027
©Jean-François Echelard, François Méthot, Hue-Anh Nguyen, Marie-Pascale Pomey. Originally published in JMIR Medical Education (http://mededu.jmir.org), 11.09.2020.
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Figure 2.
Number of included articles by year of publication and presence of an intervention.