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