TY - BOOK AU - World Health Organization TI - IPCS (Environmental health criteria no - 056): guide to short term tests for detecting mutagenic and carcinogenic chemicals SN - 92-4-154191-1 U1 - 615.916 PY - 1985/// CY - Geneva PB - World Health Oraganization KW - IPCS KW - Pharmacology -- Therapeutics N1 - Gift; IPCS, chemical safety, pharmaceutical substances ER -