1. Boyle P, Levin B: World Cancer Report. World Health Organisation. International Agency for Research on Cancer. http://www.iarc.fr/en/publications/pdfs-online/wcr/ ,
2. Pisani P, Parkin DM, Ferlay J: Estimates of the worldwide mortality from eighteen major cancers in 1985. Implications for prevention and projections of future burden. Int J Cancer. 1993, 55: 891-903. 10.1002/ijc.2910550604.
3. Pisani P, Parkin DM, Bray F, Ferlay J: Estimates of the worldwide mortality from 25 cancer in 1990. Int J Cancer. 1999, 83: 18-29.
4. Wingo PA, Cardinez CJ, Landis SH, Greenlee RT, Ries LA, Anderson RN, Thun MJ: Long-term trends in cancer mortality in the United States, 1930–1998. Cancer. 2003, 97: 3133-3275. 10.1002/cncr.11380.
5. Howlader N, Noone AM, Krapcho M, Neyman N, Aminou R, Waldron W, Altekruse SF, Kosary CL, Ruhl J, Tatalovich Z, Cho H, Mariotto A, Eisner MP, Lewis DR, Chen HS, Feuer EJ, Cronin KA, Edwards BK: Surveillance Epidemiology and End Results Cancer Statistics review. 1975–2008, http://seer.cancer.gov/csr/1975_2008/index.html ,