000 00288nam a2200121Ia 4500
100 _aWorld Health Organization
020 _a92 4 157174 8
942 _cBK
245 _aIsophorone
260 _aWorld Health Organization, Geneva
_c1995
082 _aR363.7384 W.H.O./E.H.C.
300 _a84
999 _c37434
_d37434