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標題: N95 Vs FFP3 & FFP2 Masks [打印本頁]

作者: LuisArnett 時間: 2024-12-7 20:01
標題: N95 Vs FFP3 & FFP2 Masks
In the next study, Canadian nurses were split into 2 groups, those wearing N95 masks and those wearing surgical masks.

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