title: The nitrite-cancer controversy.
mesh_terms: D000818:Animals; D002273:Carcinogens; D005520:Food Preservatives / Q000633:toxicity; D007881:Legislation, Food; D009573:Nitrites / Q000633:toxicity*; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D002273:Carcinogens; D005520:Food Preservatives; D009573:Nitrites