https://www.cdc.gov/actagainstaids/basics/whatishiv.html AIDS basic facts basic facts https://www.cdc.gov/actagainstaids/basics/whatishiv.html https://www.cdc.gov/actagainstaids/basics/whatishiv.html Source https://www.cdc.gov/actagainstaids/basics/whatishiv.html https://www.cdc.gov/actagainstaids/basics/whatishiv.html AIDS