. 2013 Jul 24;1(2):e15. doi: 10.2196/mhealth.2737
©Borja Martínez-Pérez, Isabel de la Torre-Díez, Miguel López-Coronado, Jesús Herreros-González. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 24.07.2013.
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Figure 1.
Flow chart of the methods followed in the literature and the commercial reviews.