000 00277nam a2200109Ia 4500
020 _a92-4-157227-2
942 _cBK
245 _aFluorides:Environmental Health Criteria 227
260 _aWorld Health Organisation, Geneva
_c2002
082 _a363.7384 WHO/EHC
300 _axx,268p
999 _c22782
_d22782