2Ferlay J, Shin H R, Bray F, et al. Estimates of worldwide burden of cancer in 2008: Globocan 2008[J]. International Journal of Cancer, 2010, 127(12): 2893-2917.
3Bray F, Jemal A, Grey N, et al. Global cancer transitions according tothe human development index (2008-2030): A population-based study [J]. Lancet Oncology, 2012. 13(8): 790-801.
5International Agency for Cancer Research. Cancer globocan 2012: Estimated cancer incidence, mortality and prevalence worldwide in 2012. [R/OL]. [2014-07-30]. http://globocan.iarc.fr/Defauh.aspx.
6Ward E, DeSantis C, Robbins A, et al. Childhood and adolescent cancer statistics, 2014[J].CA: A Cancer Journal for Clinicians, 2014, 64(2): 83-103.
7Siegel R, Ma J, Zou Z, et al. Cancer statistics, 2014[J]. CA: A Cancer Journal for Clinicians, 2014, 64(l): 9-29.