Widespread screening for colorectal cancer has helped prevent an estimated half-million cases of the disease since the mid- 1970s, a new study suggests.
from Well http://well.blogs.nytimes.com/2014/06/04/colon-cancer-screening-saves-lives/
from Well http://well.blogs.nytimes.com/2014/06/04/colon-cancer-screening-saves-lives/
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