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041 _aEN
082 _a363.17
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110 _983692
_aWorld Health Organization
245 _aXylenes
260 _aGeneva:
_bWorld Health Organization;
_c1997.
300 _axvi, 147 p.
440 _aEnvironmental health criteria 190
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509 _aNS
650 0 _aEnvironmental health criteria
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650 4 _aHazardous materials
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650 0 _aXylenes
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942 _cPR