. 2020 Aug 20;22(8):e17015. doi: 10.2196/17015
©Zoie SY Wong, Braylien Siy, Katharina Da Silva Lopes, Andrew Georgiou. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 20.08.2020.
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Figure 2.
Functionalities among the studies included.