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Least squares mean (±SE) of satisfaction with VLNC cigarettes for males (Panel A) and females (Panel B). The screening (−1) and baseline (0) visits represent satisfaction with usual brand cigarettes. Triangle represents very low nicotine content (VLNC) cigarette alone; circle represents combination group. An asterisk (*) above a visit indicates a statistically significant difference between the VLNC alone and combination groups for that visit.
