00485     2200181   4500001002100000005001500021035002000036008004100056020001800097041000700115082001500122090001500137100002100152245006100173260002900234300002500263650001500288INLIS00000000000744620240220090138  a0010-0521007446240220                |          |        a0-88167-002-2  aen  a615.9/PRI2  a615.9/PRI20 aA. Wallace Hayes1 aPRINCIPLES and methods of toxicology /cA. Wallace Hayes  aNew York :bRaven,c1986  axi, 750: ill; 26 cm. 4aTOXICOLOGY