A man smokes next to a "No Smoking" sign in downtown Shanghai. US doctors are advising smokers to have CT screening for lung cancer. Photo: Reuters A man smokes next to a "No Smoking" sign in downtown Shanghai. US doctors are advising smokers to have CT screening for lung cancer. Photo: Reuters
A man smokes next to a "No Smoking" sign in downtown Shanghai. US doctors are advising smokers to have CT screening for lung cancer. Photo: Reuters

Doctors advise older smokers to be screened for lung cancer

A man smokes next to a "No Smoking" sign in downtown Shanghai. US doctors are advising smokers to have CT screening for lung cancer. Photo: Reuters A man smokes next to a "No Smoking" sign in downtown Shanghai. US doctors are advising smokers to have CT screening for lung cancer. Photo: Reuters
A man smokes next to a "No Smoking" sign in downtown Shanghai. US doctors are advising smokers to have CT screening for lung cancer. Photo: Reuters
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