. 2020 Aug 11;22(8):e17432. doi: 10.2196/17432
©Lilian Chan, Blythe O'Hara, Philayrath Phongsavan, Adrian Bauman, Becky Freeman. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 11.08.2020.
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Figure 1.
Flowchart of search strategy and campaign selection.