Surgeon General’s report (from 43% in 1965 to 18% today), but it remains a leading cause of preventable death in the United
States, where it is responsible for more than 480,000 deaths per year, including nearly 42,000 deaths from secondhand smoke
exposure.
This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.