風傳媒別以為口罩戴緊就能防疫！台大醫曝4種戴口罩方式超NG，感染風險不減反增
未署名
<![CDATA[<img src="https://image.cache.storm.mg/styles/smg-150x150-fp/s3/media/image/2021/05/19/20210519-110313_U4040_M690749_ec78.jpg?itok=Uu-viwiB">...
<![CDATA[<img src="https://image.cache.storm.mg/styles/smg-150x150-fp/s3/media/image/2021/05/19/20210519-110313_U4040_M690749_ec78.jpg?itok=Uu-viwiB">...