HIV Reappears After Girl is Declared to be Cured

[Lex]

30-odd years of research, and we're still nowhere near finding a cure: http://www.bbc.co.uk/news/health-28257768

[rebbonk]

I wonder if it behaves like some viruses and just lies dormant?

[Lex]

Could be, or maybe a few of the little blighters hid themselves away until things looked clear?