Most frequently mentioned twitter users in tweets containing one of: "#mhealth" between Aug. 20, 2012, 6:50 p.m. and Sept. 3, 2012, 6:50 p.m.

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  • 3129 mentions between Aug. 20, 2012, 6:50 p.m.
  • and the end of the race at Sept. 3, 2012, 6:50 p.m.