COVID-19 Science Updates
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Five Scandinavian countries limit or halt Moderna [Media report.] Finland has joined Sweden, Denmark and Norway in either banning or discouraging young…
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Effectiveness of mRNA-1273 against Delta, Mu, and other emerging variants [Preprint.] The study included 8,153 cases and their matched controls…
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Covid-19: Molnupiravir reduces risk of hospital admission or death by 50% in patients at risk, Merck reports The antiviral drug molnupiravir reduced the…
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Efficient and targeted COVID-19 border testing via reinforcement learning We report the design and performance of a reinforcement learning system…
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Covid-19: JCVI opts not to recommend universal vaccination of 12-15 year olds The UK’s Joint Committee on Vaccination and Immunisation (JCVI) has not…
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Equivalency of Protection from Natural Immunity in COVID-19 Recovered Versus Fully Vaccinated Persons: A Systematic Review and Pooled Analysis…
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Reinfection by the SARS-CoV-2 Gamma variant in blood donors in Manaus, Brazil [Preprint.] We tested serial blood samples from unvaccinated repeat blood…
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Comparative Effectiveness of Moderna, Pfizer-BioNTech, and Janssen (Johnson & Johnson) Vaccines in Preventing COVID-19 Hospitalizations Among Adults…
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Johnson & Johnson says additional dose boosts Covid vaccine efficacy [See also J&J press release.] Johnson & Johnson said Tuesday that a large, global…
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Safety, Immunogenicity, and Efficacy of COVID-19 Vaccine in Children and Adolescents: A Systematic Review [Preprint.] Eight published studies with 2851…
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Vaccinating people who have had covid-19: why doesn’t natural immunity count in the US? [BMJ feature.] The substantial number of infections, coupled…
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What’s the evidence for COVID-19 booster shots? As of Aug. 15, Israel reported 514 hospitalizations for severe or critical COVID-19 — up 31% from four…
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