tweetmedicine
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08:20:04 am on April 29, 2009 | # |
“Using financial incentives to achieve healthy behaviour” http://is.gd/vioo “Paying people to change their behaviour can work, at least in the short term.”
“Using financial incentives to achieve healthy behaviour” http://is.gd/vioo “Paying people to change their behaviour can work, at least in the short term.”