Can cancer blood tests live up to promise of saving lives? - KSL.com

A blood test is being billed as a new frontier in cancer screening for healthy people. It looks for cancer by checking for DNA fragments shed by tumor cells.

Estimated read time: 5-6 minutes CANBY, Oregon Joyce Ares had just turned 74 and was feeling fine when she agreed to give a blood sample for research. So she was surprised when the screening test ca… [+6607 chars]

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