1. International Agency for Research on Cancer. GLOBOCAN 2008: cancer incidence and mortality worldwide in 2008. 2008. Cited 2010 December 1. Available from: http://globocan.iarc.fr/factsheets/populations .
2. Curado MP, Edwards B, Shin HR, Storm H, Ferlay J, Heanue M, Boyle P. Cancer incidence in five continents, vol. IX. Lyon: IARC Scientific Publications; 2007. vol. 160, pp. 1–897.
3. International Agency for Research on Cancer. Cancer incidence in five continents. 2010 [Internet] [cited 2010 December 3]. Available from URL: http://ci5.iarc.fr/ .
4. The Shanghai Cancer Registry. The incidence rates of malignant tumors in urban Shanghai, 2007. Tumor (Shanghai) 2010;30:726.
5. Clayton D, Schifflers E. Models for temporal variation in cancer rates I: age-period and age-cohort models. Stat Med. 1987;6(4):449–67.