00421    a2200145   4500020001500000082001900015245008100034260005000115300001900165650001500184650001500199650001200214650003600226650001300262  a9241665130  a571.95907bPES  aPesticide residues in food-1997btoxicological and environmental evaluations  aGenevabWorld Health Organizationc1998g1998  aix,359p.c30cm  aPesticides  aToxicology  aBiology  aPhysiology and related subjects  aDiseases