. 2019 Aug 26;21(8):e13408. doi: 10.2196/13408
©Koen Ilja Neijenhuijs, Anja van der Hout, Evalien Veldhuijzen, Gwendolijne G M Scholten-Peeters, Cornelia F van Uden-Kraan, Pim Cuijpers, Irma M Verdonck-de Leeuw. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 26.08.2019.
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