1. Doll R, Peto R. The causes of cancer: quantitative estimates of avoidable risks of cancer in the United States today.JNCI 1981:66: 1191–308.
2. Archer MC. Hazards of nitrate, nitrite, and n-nitroso compounds in human nutrition. In: Hathcock JN, ed.Nutritional Toxicology, Volume 1. New York, NY, USA: Academic Press, 1982: 327–81.
3. Crosby NT. Nitrosamines: A review of their chemistry, biological properties, and occurrence in the environment. In: Rechigl M Jr, ed.Handbook of Naturally Occurring Food Toxicants. Boca Raton, FL, USA. CRC Press, 1983: 131–59.
4. Magee PN, Barnes JM. The production of malignant primary hepatic tumours in the rat by feeding dimethylnitrosamine.Br J Cancer 1956;10: 114–22.
5. Committee on Nitrite and Alternative Curing Agents in Foods, Assembly of Life Sciences.The Health Effects of Nitrate, Nitrite, and N-Nitroso Compounds. Washington, DC: National Academy Press, 1981.