res, and that Epidemiology 101 will remain forever useful.</p>

	<p>(Update May 15: Added citations for &quot;1 in 20 of infected are hospitalized&quot; and &quot;0.5% of infected die&quot;)</p>
	</li>

	<li id="fn2">
	<p>‚ÄúThe mean [serial] interval was 3.96 days (95% CI 3.53‚Äì4.39 days)‚Äù. <a href="https://wwwnc.cdc.gov/eid/article/26/6/20-0357_article">Du Z, Xu X, Wu Y, Wang L, Cowling BJ, Ancel Meyers L</a> (Disclaimer: Early release articles are not considered as final versions)&nbsp;<a 