. 2015 Jun 8;17(6):e140. doi: 10.2196/jmir.4476
©David J McIver, Jared B Hawkins, Rumi Chunara, Arnaub K Chatterjee, Aman Bhandari, Timothy P Fitzgerald, Sachin H Jain, John S Brownstein. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 08.06.2015.
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Figure 1.
Proportion of statuses posted each hour by user group.