Ellen Hahn was instrumental in helping Lexington create a smoking ban in 2003. Her most recent study found that strong smoking bans can help lower lung cancer rates.
Ellen Hahn was instrumental in helping Lexington create a smoking ban in 2003. Her most recent study found that strong smoking bans can help lower lung cancer rates. Mark Cornelison Herald-Leader File Photo
Ellen Hahn was instrumental in helping Lexington create a smoking ban in 2003. Her most recent study found that strong smoking bans can help lower lung cancer rates. Mark Cornelison Herald-Leader File Photo

When cities do this one thing, lung cancer rates go down, study finds

November 28, 2017 11:52 AM