For a traveling virus, a large metropolitan area on a different continent could be closer than a nearby town.
via Discovery News http://news.discovery.com/human/health/how-viruses-take-the-short-trip-from-london-to-nyc-131212.htm#mkcpgn=rssnws1
via Discovery News http://news.discovery.com/human/health/how-viruses-take-the-short-trip-from-london-to-nyc-131212.htm#mkcpgn=rssnws1
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