1. Molecular biology of cancer: invasion and metastasis;Fidler,1997
2. WHO Fact-Sheets. http://www.who.int/news-room/fact-sheets/detail/cancer (Accessed 12 October 2018).
3. Cancer Facts and Figures 2018;American Cancer Society,2018
4. Global cancer patterns: causes and prevention;Vineis;Lancet,2014
5. Cancer treatment and survivorship statistics, 2016, CA Canc;Miller;J. Clin.,2016