29 FDA says PCR tests for COVID are 'gold standard' after CDC admits they catch old infections Questions about the sensitivities of PCR tests have lingered since summer 2020, but FDA stands behind them as the best detection tool for COVID-19. (justthenews.com) posted 2 years ago by ashlanddog 2 years ago by ashlanddog +29 / -0 9 comments share 9 comments share save hide report block hide replies
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