RT @yinonw: A short thread about covid herd immunity. First let's look at New York & Sweden. NY wears masks, closed business, closed scho… 0 atbildes
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Mr Di (2020-08-19 11:35:08) |
RT @yinonw: A short thread about covid herd immunity. First let's look at New York & Sweden. NY wears masks, closed business, closed scho… | |