COVID-19: How to Protect Yourself and Others
U.S. <a href="https://en.wikipedia.org/wiki/Centers_for_Disease_Control_and_Prevention" class="extiw" title="w:Centers for Disease Control and Prevention">Centers for Disease Control and Prevention</a>
<a rel="nofollow" class="external free" href="https://www.cdc.gov/coronavirus/2019-ncov/downloads/FS_HowToProtectYourself_TO.pdf">https://www.cdc.gov/coronavirus/2019-ncov/downloads/FS_HowToProtectYourself_TO.pdf</a>