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1.1. COVID-19 patients retain immunity against the virus for at least 8 months https://immunology.sciencemag.org/content/5/54/eabf8891 1.2. SARS-CoV-2 mutations may evade T cell immunity https://www.biorxiv.org/content/10.1101/2020.12.18.423507v1 2. Cannabis use dampens physiological response to stress in female rats https://www.sciencedirect.com/science/article/pii/S2352289520300503?via%3Dihub
3. Many lighter smokers can be addicted to cigarettes https://www.ajpmonline.org/article/S0749-3797(20)30514-6/fulltext مقالک ها 4.1. Tracking the new coronavirus strains https://flo.uri.sh/visualisation/4820963/embed 4.2. Genetic analysis reveals novel traits associated with COVID-19 severity https://www.medrxiv.org/content/10.1101/2020.12.18.20248319v1 4.3. Researchers find correlation between consistent mask-wearing and improved well-being https://www.medrxiv.org/content/10.1101/2020.12.18.20248477v1
4.4. Wearing masks may not be enough to prevent COVID-19 spread at close distances https://aip.scitation.org/doi/10.1063/5.0035072 |