00355nam a2200145Ia 450000500170000008000190001724500390003625000190007526000290009430000290012358300180015265000090017094200130017999900170019220260716043706.0  a01.03.03 P1873  aQuadrennial report of the Director  aCentennial ed.  bPAHOaWashingtonUSc2002  a176 p. : col. ill., maps  c5/30/06kJOYD  aPAHO  cMmP1873  c52403d52403