Cancer blood test ‘enormously exciting’ - BBC News

A team at Johns Hopkins University has trialled a method that detects eight common forms of the disease. Their vision is an annual test designed to catch cancer early and save lives. UK experts said it was "enormously exciting". However, one said more work was needed to assess the test's effectiveness at detecting early-stage cancers.....
http://www.bbc.com/news/health-42736764