Here's the sound of whooping cough.
More info at www.pertussis.com
We need to immunize against pertussis until the disease is eradicated, then we can stop.
Guilt by association: One way that eyewitness testimonies go wrong - We’ve written about eyewitnesses and problems with accuracy here often. Today we have an article that tells us 242 people were wrongly identified by eyewit...
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