title: Tumorigenicity of five cyclic nitrosamines in MRC rats.
mesh_terms: D000818:Animals; D002273:Carcinogens; D002294:Carcinoma, Squamous Cell / Q000139:chemically induced; D004938:Esophageal Neoplasms / Q000139:chemically induced; D008113:Liver Neoplasms / Q000139:chemically induced; D008175:Lung Neoplasms / Q000139:chemically induced; D009374:Neoplasms, Experimental / Q000139:chemically induced; D009602:Nitrosamines; D009669:Nose Neoplasms / Q000139:chemically induced; D051381:Rats; D011919:Rats, Inbred Strains; D012142:Respiratory Tract Neoplasms / Q000139:chemically induced; D014134:Tracheal Neoplasms / Q000139:chemically induced
chemical_list: D002273:Carcinogens; D009602:Nitrosamines