RT @CNN: Researchers have found that layering a cloth mask over a medical procedural mask, such as a disposable blue surgical mask, can blo… 0 atbildes

	Jānis Lācis (2021-02-13 12:10:22) @twitter	RT @CNN: Researchers have found that layering a cloth mask over a medical procedural mask, such as a disposable blue surgical mask, can blo…