. 2019 Feb 5;21(2):e11398. doi: 10.2196/11398
©Masakatsu Ono, Stefan Schneider, Doerte U Junghaenel, Arthur A Stone. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 05.02.2019.
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Figure 1.
Flow diagram describing the identification of databases. EMA: ecological momentary assessment.