Viral Infection | Viral Infection Symptoms | MedlinePlus

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4 years ago

Viruses are very tiny germs. They are made of genetic material inside of a protein coating. Viruses cause familiar infectious diseases

Viral diseases are extremely widespread infections caused by viruses, a type of microorganism. There are many types of viruses thatĀ 

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Some viruses is so dangerous like Corona

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4 years ago

informativešŸ‘

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4 years ago