Sunlight ultraviolet radiation dose is negatively correlated with the percent positive of SARS-CoV-2 and four other common human coronaviruses in the U.S. sunlight UV radiation also showed some negative effects with respect to the early SARS-CoV-2 transmission.
https://ift.tt/2Qzcrn8 via /r/science https://ift.tt/31Eja5G
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