TY - GEN TI - IARC monographs on the evaluation of the carcinogenic risk of chemicals to man: some naturally occurring substances SN - 0301-3944 PY - 1977///0128 KW - Animals KW - Anti-Bacterial Agents KW - toxicity KW - Carcinogens KW - Humans KW - Pyrrolizidine Alkaloids N1 - Publication Type: Journal Article ER -