Re:Covid-19: Do many people have pre-existing immunity?
by gnusty_gnurc on Thursday September 17, 2020 @03:23PM
(#24508829)
Can we find order of magnitude difference among darker skinned people? We've all heard about the disparity there.
Sweden adds vitamin D to food items so I wouldn't be surprised if Sweden has less vitamin D deficiency than many southern countries.
https://www.nutraingredients.com/Article/2015/05/28/Sweden-t...