000 00316nam a2200121Ia 4500
100 _aWorld Health Organization, United Nations Environment programme & ILO
020 _a92-4-157182-9
942 _cBK
245 _aThallium
260 _aauth, Geneva
_c1996
082 _a363.7384 WHO/EHC
300 _a274p figs.,tabs.
999 _c32048
_d32048