Titled, “Effect of Graphic Warning Labels on Cigarette Packs on US Smokers’ Cognitions and Smoking Behavior After 3 Months,” the study consisted of a randomized clinical trial of the effect of a 3-month, real-world experience of cigarettes with GWL packaging. The participants consisted of daily smokers from San Diego, California, aged 21 to 65 years, … Continue reading Study: Graphic Health Warnings on Cigarette Packs Are Effective