TY - BOOK AU - World Health Organization TI - IPCS (Environmental health criteria no - 227): fluorides SN - 92-4-157227-2 U1 - 661.482 PY - 2002/// CY - Geneva PB - UNEP and World Health Organization KW - IPCS KW - Industrial chemicals N1 - Gift; IPCS, industrial chemicals, occupational safety ER -