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Vax-A-Million fail? Vaccine lotteries across 19 states had near ‘zero’ effect on immunization rates, new study finds

Published in the JAMA medical journal on Friday, the pre-print study by researchers at the University of Colorado Denver showed that the links between vaccine lottery announcements and inoculation rates were “very small in magnitude” and “statistically indistinguishable from zero.” “No statistically significant association was detected between a cash-drawing announcement and …

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