2% of all tested US blood donations given December 13-19 2019 had antibodies to and neutralized COVID, and because people don’t donate blood while sick, those folks likely had and fought it off around Thanksgiving. Source:
2% of all tested US blood donations given December 13-19 2019 had antibodies to and neutralized COVID, and because people don’t donate blood while sick, those folks likely had and fought it off around Thanksgiving. Source:
California is weird with its zoning laws, and those cities didn’t start out large, nor have they existed as large cities for very long. My guess is that as time passes, those cities will start to look more like NYC, Boston, etc., which have more apartments/condos.
Blood donation testing proves otherwise:
https://academic.oup.com/cid/article/72/12/e1004/6012472