. 2016 Nov 22;18(11):e311. doi: 10.2196/jmir.6560
©Trygve Skonnord, Finn Steen, Holgeir Skjeie, Arne Fetveit, Mette Brekke, Atle Klovning. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 22.11.2016.
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