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Estimated study cigarette consumption across a range of prices (A) after six weeks. Figures B, C, and D plot estimated consumption at three prices: $4.00/pack, $10.00/pack, and $20.00/pack. The bars plot the mean and the open symbols plot the median. A significant reduction compared the control group (15.8 mg/g group) after adjusting for multiple comparisons is represented by *.
