Fix Twitter link

content/post/2020-10-06-survey-wave-4.Rmd

@@ -373,7 +373,7 @@ reopening.
 
 *For more information about Delphi's symptom surveys, and for media contact
 details, see [our surveys page](https://covidcast.cmu.edu/surveys.html). For
-updates, you can follow [@CmuDelphi on Twitter](https://twitter.com/cmudelphi).*
+updates, you can follow [CmuDelphi on Twitter](https://twitter.com/cmudelphi).*
 
 **Acknowledgments.** *Many items in Wave 4 of our survey are based on work by
 the team at the Joint Program in Survey Methodology at the University of

public/2020/10/12/new-and-improved-covid-symptom-survey-tracks-testing-and-mask-wearing/index.html

@@ -327,7 +327,7 @@ <h3>Mask Wearing</h3>
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 <p>The relationship is striking. (Hover over or click each point to see which state
 it is.) Of course, correlation is not causation, and there are many differences
 between these states beyond their use of masks. For example, people in more
@@ -474,7 +474,7 @@ <h2>You Can Help Analyze This Data</h2>
 reopening.</p>
 <p><em>For more information about Delphi’s symptom surveys, and for media contact
 details, see <a href="https://covidcast.cmu.edu/surveys.html">our surveys page</a>. For
-updates, you can follow <span class="citation">[@CmuDelphi on Twitter]</span>(<a href="https://twitter.com/cmudelphi" class="uri">https://twitter.com/cmudelphi</a>).</em></p>
+updates, you can follow <a href="https://twitter.com/cmudelphi">CmuDelphi on Twitter</a>.</em></p>
 <p><strong>Acknowledgments.</strong> <em>Many items in Wave 4 of our survey are based on work by
 the team at the Joint Program in Survey Methodology at the University of
 Maryland led by Frauke Kreuter; Adrianne Bradford and Samantha Chiu helped