title: Dioxin dilemmas.
mesh_terms: D000818:Animals; D002273:Carcinogens / Q000009:adverse effects / Q000633:toxicity*; D004147:Dioxins / Q000009:adverse effects / Q000633:toxicity*; D004305:Dose-Response Relationship, Drug; D006801:Humans; D000072317:Polychlorinated Dibenzodioxins / Q000633:toxicity