1. Available from: https://gco.iarc.fr/today/fact-sheets-cancers.
2. World Health Organization (WHO). Global Health Estimates 2020: Deaths by Cause, Age, Sex, by Country and by Region, 2000-2019. WHO; 2020. Available from: https://www.who.int/data/gho/data/themes/mortality-and-global-health-estimates/global-health-estimates-leading-causes-of-dalys. [Last accessed on 11 Dec 2020].
3. Long-term outcome following breast-conserving surgery and radiation therapy;Gage;Int J Radiat Oncol Biol Phys,1995
4. NCCN Clinical Practice Guidelines in Oncology. Breast Cancer. National Comprehensive Cancer Network. Available at http://www.nccn.org/professionals/physician_gls/pdf/breast.pdf. Version 3.2017 — November 10, 2017; [Last accessed on 2 Feb 2018].
5. Recurrence rates after treatment of breast cancer with standard radiotherapy with or without additional radiation;Bartelink;N Engl J Med,2001