A new blood test in development would detect a single cancer cell in the blood stream. CNN's Elizabeth Cohen reports.
http://cnn.com/video/?/video/health/2011/01/04/ep.cancer.blood.test.cnn.html
A new blood test in development would detect a single cancer cell in the blood stream. CNN's Elizabeth Cohen reports.
http://cnn.com/video/?/video/health/2011/01/04/ep.cancer.blood.test.cnn.html