/oss/taxonomy/term/5191/all en /oss/article/covid-19-health/two-masks-are-better-one <p> </p> <hr /> <p><em>This article was first published in</em><span> </span><a href="https://montrealgazette.com/opinion/columnists/christopher-labos-two-masks-are-better-than-one">The Montreal Gazette<span>.</span></a></p> Wed, 17 Feb 2021 22:56:21 +0000 Christopher Labos MD, MSc 8622 at /oss