. 2020 May 22;8(5):e17798. doi: 10.2196/17798
©Nancy Lau, Alison O'Daffer, Susannah Colt, Joyce P Yi-Frazier, Tonya M Palermo, Elizabeth McCauley, Abby R Rosenberg. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 22.05.2020.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR mHealth and uHealth, is properly cited. The complete bibliographic information, a link to the original publication on http://mhealth.jmir.org/, as well as this copyright and license information must be included.
Figure 1.
Preferred reporting items for systematic reviews and meta-analyses diagram.