This reply
Lin mark this message contains personal perspective
originally written by Lin
由於人的臉型不同,如果透過折疊有助於口罩更服貼臉部,將避免病毒透過縫隙入侵而感染。但請務必確保手部清潔衛生。

Opinion Sources

https://tfc-taiwan.org.tw/articles/5453

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