title: Current concepts of carcinogenesis. Discussion.
mesh_terms: D000818:Animals; D002274:Carcinogens, Environmental / Q000494:pharmacology; D004353:Drug Evaluation, Preclinical; D006801:Humans; D009369:Neoplasms / Q000139:chemically induced*; D009784:Occupational Diseases / Q000139:chemically induced*
chemical_list: D002274:Carcinogens, Environmental