1Stern RS. Prevalence of a history of skin cancer in 2007: results of an incidence-based model. Arch Dermatol. 2010 Mar;146(3):279-82.
2Robinson JK. Sun Exposure, Sun Protection, and Vitamin D. JAMA 2005; 294: 1541-43.
3Hughes MC, Williams GC, Baker P, Green AC; “Sunscreen and Prevention of Skin Aging, a Randomized Trial”. Annals of Internal Medicine. 2013; 158(11):781-790.
4Holloway L. Atmospheric sun protection factor on clear days: its observed dependence on solar zenith angle and its relevance to the shadow rule for sun protection. Photochem Photobiol 1992;56:229-34.
5American Academy of Dermatology. Position Statement on Vitamin D. 2010, December 22
6The International Agency for Research on Cancer Working Group on artificial ultraviolet (UV) light and skin cancer. The association of use of sunbeds with cutaneous malignant melanoma and other skin cancers: A systematic review. International Journal of Cancer: 2006 March 1;120:1116–1122.
7Global Solar UV Index. World Health Organization. http://www.who.int/uv/publications/en/UVIGuide.pdf.
8Neale, R, Williams, G, Green, A. Application patterns among participants randomized to daily sunscreen use in a skin cancer prevention trial. Arch Dermatol. 2002 Oct; 138, 1319-1325.
9Report on Carcinogens, Eleventh Edition (Ultraviolet Radiation Related Exposures); U.S. Department of Health and Human Services, Public Health Service, National Toxicology Program.
10 Paller, AS et al. New Insights About Infant and Toddler Skin: Implications for Sun Protection. Pediatrics. 2011 July; 128 (1): 92-102.