1. National Cancer Institute. Cancer Statistics. https://www.cancer.gov/about-cancer/understanding/statistics; 2021 Accessed 15 July 2021.
2. Centers for Disease Control and Prevention. National Center for Health Statistics. Mortality in the United States, 2019. NCHS Data Brief No. 395. https://www.cdc.gov/nchs/fastats/leading-causes-of-death.htm, 2021 Accessed 15 July 2021.
3. Cancer chemoprevention revisited: Cytochrome P450 family 1B1 as a target in the tumor and the microenvironment;D’Uva;Cancer Treat Rev,2018
4. Chemoprevention: an essential approach to controlling cancer;Sporn;Nat Rev Cancer,2002
5. Synthesis, and in-vitro cytotoxic studies of a series of triazene derivatives on human cancer cell lines;Adibi;Iran J Pharm Res,2013