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. 2014 Apr 10;3(2):e24. doi: 10.2196/resprot.2946

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©Sharoda Dasgupta, Adam S Vaughan, Michael R Kramer, Travis H Sanchez, Patrick S Sullivan. Originally published in JMIR Research Protocols (http://www.researchprotocols.org), 10.04.2014.

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 Research Protocols, is properly cited. The complete bibliographic information, a link to the original publication on http://www.researchprotocols.org, as well as this copyright and license information must be included.

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A screenshot of a survey question used to identify, using the Google map, the location of residence among a convenience sample of HIV-positive men who have sex with men, Atlanta, Georgia, 2012-2013. A similar survey question was used to identify the location of each participant’s HIV health provider’s office.