Postexposure prophylactic use of hydroxychloroquine not effective for Covid-19 prevention

1. Prophylactic use of hydroxychloroquine within four days after exposure did not decrease cumulative incidence of coronavirus disease 2019 (Covid-19). 2. No arrhythmias or deaths...

Further evidence that Zika virus disease associated with brain and eye...

1. The prevalence of brain and eye defects was elevated during the 2015-2016 Zika virus outbreak in Colombia compared to the periods immediately before...
licensing as small

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