SEARCH Articles Figures Tables Biological Initiation of Chemical Carcinogenesis Carcinogenesis Carcinogenesis chemical initiators Carcinogenesis initiation phase Carcinogenesis initiation stage Carcinogenesis initiators Carcinogenesis initiators Carcinogenesis, chemical biological initiation Initiation of carcinogenesis Initiation stage of carcinogenesis Initiation-Promotion Model for Chemical Carcinogenesis