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skos:definition |
MSH: A general term for diseases produced by viruses.,CSP: disease produced by viruses.,MEDLINEPLUS: <p>Viruses are capsules with genetic material inside. They are very tiny, much smaller than bacteria. Viruses cause familiar infectious diseases such as the <a href='http://www.nlm.nih.gov/medlineplus/commoncold.html'>common cold</a>, <a href='http://www.nlm.nih.gov/medlineplus/flu.html'>flu</a> and <a href='http://www.nlm.nih.gov/medlineplus/warts.html'>warts</a>. They also cause severe illnesses such as <a href='http://www.nlm.nih.gov/medlineplus/hivaids.html'>HIV/AIDS</a>, <a href='http://www.nlm.nih.gov/medlineplus/smallpox.html'>smallpox</a> and <a href='http://www.nlm.nih.gov/medlineplus/hemorrhagicfevers.html'>hemorrhagic fevers.</a> </p><p>Viruses are like hijackers. They invade living, normal cells and use those cells to multiply and produce other viruses like themselves. This eventually kills the cells, which can make you sick.</p><p>Viral infections are hard to treat because viruses live inside your
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