4 ms·
Where did the title for this post come from? > Villages where cloth masks were distributed experienced a 5 percent reduction in symptoms, while villages where
by invisible 5y ago
Where did the title for this post come from?
> Villages where cloth masks were distributed experienced a 5 percent reduction in symptoms, while villages where surgical masks were distributed saw a reduction of 12 percent.
Also: this is a specific set of circumstances with many variables.