. 2016 Apr 21;2(1):e14. doi: 10.2196/publichealth.5365
©Jeremy A Grey, Kyle T Bernstein, Patrick S Sullivan, David W Purcell, Harrell W Chesson, Thomas L Gift, Eli S Rosenberg. Originally published in JMIR Public Health and Surveillance (http://publichealth.jmir.org), 21.04.2016.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Public Health and Surveillance, is properly cited. The complete bibliographic information, a link to the original publication on http://publichealth.jmir.org, as well as this copyright and license information must be included.
Figure 1.
Equations 1–3