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Tweetations for "Accuracy of Geographically Targeted Internet Advertisements on Google Adwords for Recruitment in a Randomized Trial" in the last month

Ray B Jones, Lesley Goldsmith, Christopher J Williams, Maged N Kamel Boulos
J Med Internet Res 2012 (Jun 20); 14(3):e84 

ALL TIME (33)  IN THE LAST MONTH (0)  IN THE LAST SIX MONTHS (0)  IN THE LAST YEAR (33)

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