Also see “Merck vaccine chief: HIV introduced by contaminated vaccine” in the reference section.  Do you really think the “scientific” controversy linking HIV to the polio vaccine was unknown to US intelligence?  Interesting then, that the African epidemic was completely ignored during the Reagan (i.e. GHW Bush) administration and the subsequent GHW Bush administration (3 terms in all).  Western medicine has certainly been a catastrophe for africa.  No wonder they head for the hills when the world health organization comes to town bearing gifts.