. 2013 Apr 17;15(4):e62. doi: 10.2196/jmir.2503
©Carl L Hanson, Scott H Burton, Christophe Giraud-Carrier, Josh H West, Michael D Barnes, Bret Hansen. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 17.04.2013.
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Figure 2.
Distribution of Adderall-related tweets over 6 months.