title: Definition of stages during hepatocarcinogenesis in the rat: potential application to the evaluation of initiating and promoting agents in the environment.
mesh_terms: D000818:Animals; D002274:Carcinogens, Environmental / Q000494:pharmacology*; D004052:Diethylnitrosamine / Q000494:pharmacology; D005260:Female; D008099:Liver / Q000201:enzymology; D008113:Liver Neoplasms / Q000139:chemically induced* / Q000473:pathology; D009367:Neoplasm Staging; D010634:Phenobarbital / Q000494:pharmacology; D010641:Phenotype; D051381:Rats
chemical_list: D002274:Carcinogens, Environmental; D004052:Diethylnitrosamine; D010634:Phenobarbital