http://www.who.int/hiv/strategic/en/wer_94_69_273.pdf
...for the current case definitions, including changes from the Bangui Definition that is referenced above as being an over-count.
http://www.who.int/hiv/strategic/sur...efinitions/en/
...for a full list of dafinitions from WHO and CDC, including which countries are using these definitions. Most countries making use of Bangui or WHO definitions have added an HIV test if the case definition warrants one.