Massive Google-funded COVID database will track variants and immunity. Open repository will give free access to more than 160 million data points with details about individual infections - Nature - 24 February 2021 - The Global Health database
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Clinicaltrials.gov - COVID-19 studies underway
COVID-19 Open Research Dataset (CORD-19). A Free, Open Resource for the Global Research Community
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WHO - Global research on coronavirus disease (COVID-19) database