1. Diet, Nutrition, Physical Activity and Cancer: a Global Perspective;World Cancer Research Fund/American Institute for Cancer Research;Continuous Update Project Expert Report,2018
2. International Agency for Research on Cancer. Monographs and Supplements Available Online. International Agency for Research on Cancer Website. https://monographs.iarc.fr/monographs-and-supplements-available-online/. Updated 2019. Accessed June 20, 2019.
3. Annual Report to the Nation on the Status of Cancer, 1999–2015, Featuring Cancer in Men and Women ages 20–49;E Ward;J Natl Cancer Inst,2019
4. Cancer data have been provided by the Texas Cancer Registry, Cancer Epidemiology and Surveillance Branch, Texas Department of State Health Services, 1100 West 49th Street, Austin, TX 78756, https://www.dshs.texas.gov/tcr/.
5. Site Recode ICD-O-3/WHO 2008 Definition. National Cancer Institute: Surveillance, Epidemiology, and End Results Program Website. https://seer.cancer.gov/siterecode/icdo3_dwhoheme/index.html. Accessed June 17, 2019.