[The threshold concept in chemical carcinogenesis].
D000818:Animals; D002273:Carcinogens / Q000633:toxicity*; D004305:Dose-Response Relationship, Drug; D006801:Humans; D008452:Maximum Allowable Concentration; D009369:Neoplasms / Q000139:chemically induced*
D002273:Carcinogens
Problema poroga v khimicheskom kantserogeneze.