Fantastic short video on science behind Smoke Free Movies

Dr. Robert Schwartz from Ontario Canada has prepared a wonderful short video explaining how we can be so certain that smoking in movies causes kids to smoke and why the R rating (18A in Canada) will save lives and money.
Check it out here.
 
This is cross-posted from the Smoke Free Movies blog at http://smokefreemovies.ucsf.edu/blog/fantastic-short-video-science-behin...