27 Jul Introduction to Medical Virology
Most of us have had a cold at some point in our lives. You have had a stuffy nose, or a sore throat, or a cough. These illnesses are caused by viruses, or non-living infectious particles. They get into your body through physical contact, or even simply through the air. If you’ve ever been near someone who has a cough, you know how quickly a virus can spread.
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