1. The Cancer Atlas, 3rd ed. (Int. Agency Research on Cancer, 2019). https://canceratlas.cancer.org.
2. J. Ferlay, I. Soerjomataram, M. Ervik, R. Dikshit, S. Eser, C. Mathers, M. Rebelo, D. M. Parkin, D. Forman, and F. Bray, Cancer Incidence, Mortality and Prevalence Worldwide in 2012 v1.0 (2013).
3. Liver Cancer Fact Sheet. Global Cancer Observatory, 2018. http://gco.iarc.fr/today/fact-sheets-cancers.
4. T. Clark, S. Maximin, J. Meier, S. Pokharel, and P. Bhargava, Curr. Probl. Diagn. Radiol. 44, 479 (2015). https://doi.org/10.1067/j.cpradiol.2015.04.004
5. P. C. Valery, M. Laversanne, P. J. Clark, J. L. Petrick, K. A. McGlynn, and F. Bray, Hepatology 67, 600 (2018). https://doi.org/10.1002/hep.29498