Hydroxychloroquine not yet proven effective to treat #COVID19. Survey of 6200 doctors in 30 countries.https://twitter.com/nancylevine/status/1246088062125232128?s=20 …
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Hydroxychloroquine not yet proven effective to treat #COVID19. Survey of 6200 doctors in 30 countries.https://twitter.com/nancylevine/status/1246088062125232128?s=20 …
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