. 2019 Jun 18;21(6):e12709. doi: 10.2196/12709
©Grace Kong, Heather LaVallee, Alissa Rams, Divya Ramamurthi, Suchitra Krishnan-Sarin. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 18.06.2019.
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Figure 3.
E-cigarette devices used for vape tricks on YouTube videos.