Big promises have been made for the Galleri blood test, which its maker says can detect 50+ types of cancer. The NHS is running a £150m trial of the test, but experts believe that Galleri has been overhyped and the trial is unethical, finds The BMJ https://www.bmj.com/content/386/bmj.q1706?utm_campaign=usage&utm_content=tbmj_sprout&utm_id=BMJ005&utm_medium=social&utm_source=twitter
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