Answers

2016-04-11T17:51:54+05:30
Human Immunodeficiency Virus stands HIV.HIVĀ is a virus that gradually attacks the immune system, which is our body's natural defence against illness.. If a person becomes infected with HIV, they will find it harder to fight off infections and diseases.
If left untreated, it can take around 10 to 15 years for AIDS to develop, which is when HIV has severely damaged the immune system.
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