On the surface, the data from the American Lung Association appears to support that hypothesis... https://www.lung.org/research/trends-in-lung-disease/lung-can

On the surface, the data from the American Lung Association appears to support that hypothesis... https://www.lung.org/research/trends-in-lung-disease/lung-cancer-trends-brief/lung-cancer-prevalence-and-incidence-(1) https://www.lung.org/research/trends-in-lung-disease/lung-ca...