Correlation between smoking and lung cancer in US males, showing a 20-year time lag between increased smoking rates and increased incidence of lung cancer. (Turkish version)
Original: <a href="//commons.wikimedia.org/w/index.php?title=User:Sakurambo&amp;action=edit&amp;redlink=1" class="new" title="User:Sakurambo (page does not exist)">Sakurambo</a> / Larger and Turkish version: <a href="//commons.wikimedia.org/wiki/User:Homonihilis" title="User:Homonihilis">Homonihilis</a>
<a href="//commons.wikimedia.org/wiki/File:Cancer_smoking_lung_cancer_correlation_from_NIH.svg" title="File:Cancer smoking lung cancer correlation from NIH.svg">Image:Cancer smoking lung cancer correlation from NIH.svg</a>