Grail’s Galleri test looks for 50 cancers from a blood draw, but a major study failed to prove it could detect later-stage cancers.

Source: [MarketWatch](https://www.marketwatch.com/story/fda-advisers-are-reviewing-a-multicancer-detection-test-medicare-coverage-could-follow-77cb8817?mod=mw_rss_topstories)

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