00431     2200169   4500001002100000005001500021035002000036008004100056245003200097260002500129300002800154020001800182084002200200082001600222650000900238990001400247INLIS00000000000032520260224011828  a0010-0317000323260224                           0        aAids profile of an epidemic  aGeneva :bWHO,c1989  axvii, 365 hlm. ;c23 cm  a92 75 11514 1  a614.599 392 Pan a  a614.599 392  aAIDS  a016000212