Show me the data: U.S. doctors skeptical of reported COVID breakthrough

Global pressure to find a cure or vaccine has accelerated the process of reporting coronavirus study results, feeding confusion over whether therapies have been proven effective. One influential COVID study was withdrawn this month by respected British medical journal The Lancet over data concerns. Trial results announced on Tuesday showed dexamethasone, used to fight inflammation in other diseases, reduced death rates by around a third among the most severely ill COVID-19 patients admitted to hospital.

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