000 00291nam a2200121Ia 4500
100 _aWorld Health Organization
020 _a92 4 154289 8
942 _cBK
245 _aFormaldehyde
260 _aWorld Health Organization, Geneva
_c1989
082 _aR363.7384 W.H.O./E.H.C.
300 _a219
999 _c58599
_d58599