1. GLOBOCAN (IARC). (2015). Estimated Breast Cancer Incidence World Wide, Section of cancer Surveillance.(2012). globocan.iarc, updated in March 2015.
2. Ferlay J, Soerjomataram I, Dikshit R et al. (2015). Cancer incidence and mortality worldwide: Sources, methods and major patterns in GLOBOCAN 2012; Int. J. Cancer 135: 359–386.
3. Ferlay J, Soerjomataram I, Ervik M, et al. (2013). GLOBOCAN 2012 v1.0, Cancer Incidence and Mortality Worldwide: IARC CancerBase No. 11 [Internet]. Lyon, France: International Agency for Research on Cancer; available from: http://globocan.iarc.fr, accessed in December 2013.
4. Ferlay J, Steliarova-Foucher E, Lortet-Tieulent J, et al. (2013). Cancer incidence and mortality patterns in Europe: Estimates for 40 countries in 2012. European Journal of Cancer; 49 : 1374–1403.
5. Malvezzi M. Bertuccio P, Levi F, et al (2012). European cancer mortality predictions for the year Ann Oncol; 23 : 1044–1052.