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JMIR Publications, JMIR Public Health and Surveillance, 2(1), p. e20, 2015

DOI: 10.2196/publichealth.4191

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Implementation of a Multimodal Mobile System for Point-of-Sale Surveillance: Lessons Learned From Case Studies in Washington, DC, and New York City

This paper is made freely available by the publisher.
This paper is made freely available by the publisher.

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