Medicine: X Rays and Lung Cancer

Has medical science an answer to the increase of lung cancer? Some doctors have urged wholesale chest X rays of the population at large, and especially of men over 45. But last week the American Roentgen Ray Society heard a vigorous dissent.

Stanford University's Dr. Leo H. Garland reported that unselected screening has turned up only an average of ten cases of lung cancer for every 100,000 persons examined, and he calculated that X rays taken every six months of men over 45 would show 50 cases per 100,000. There are 22 million men...

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