Lung cancer risk 20 times higher for smokers: study
The risk of lung cancer among smokers is 10 to 20 times higher than for nonsmokers, according to guidelines recently drawn up by a health ministry study group.The guidelines for diagnosing and
The risk of lung cancer among smokers is 10 to 20 times higher than for nonsmokers, according to guidelines recently drawn up by a health ministry study group.The guidelines for diagnosing and