title: A possible nitrogen oxide--nitrosamine--cancer link.
mesh_terms: D006801:Humans; D009369:Neoplasms / Q000139:chemically induced*; D009569:Nitric Oxide / Q000378:metabolism; D009585:Nitrogen Dioxide / Q000378:metabolism; D009589:Nitrogen Oxides / Q000378:metabolism; D009602:Nitrosamines / Q000378:metabolism; D014481:United States
chemical_list: D009589:Nitrogen Oxides; D009602:Nitrosamines; D009569:Nitric Oxide; D009585:Nitrogen Dioxide