At least 120 countries around the world require pictorial warning labels on cigarette packages--for example, gangrene feet or a dead body--but the United States is notably missing from the list.
After analyzing more than 300 pictorial warning messages for 40 individual features, researchers found that images of diseased body parts and testimonials from real people were most effective at ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback