七天只有兩片口罩怎麼用？ 醫師傳授口罩搭配法 | 聯合新聞網：最懂你的新聞網站
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Rosalind mark this message contains true information
｜originally written by Rosalind
確實有醫生有棉口罩搭配醫療口罩的建議。
References
https://udn.com/news/story/120958/4320805https://udn.com/news/story/120958/4320805
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