i American Cancer Society. Sun and UV Exposure http://www.cancer.org/cancer/cancercauses/sunanduvexposure/skincancerpreventionandearlydetection/skin-cancer-prevention-and-early-detection-u-v-protection
ii U.S. Department of Health and Human Services: Agency for Healthcare Research and Quality. Counseling to Prevent Skin Cancer. http://www.ahrq.gov/clinic/3rduspstf/skcacoun/skcarr.htm
iii U.S. Food and Drug Administration. Indoor Tanning: The Risks of Ultraviolet Rays. http://www.fda.gov/ForConsumers/ConsumerUpdates/ucm186687.htm
iv U.S. Food and Drug Administration. The Risks of Tanning. http://www.fda.gov/Radiation-EmittingProducts/RadiationEmittingProductsandProcedures/Tanning/ucm116432.htm
v Environmental Protection Agency. Sunscreen: The Burning Facts. http://www.epa.gov/sunwise/doc/sunscreen.pdf
vi Erie County, New York Department of Health. Is a Suntan Worth Your Life? http://www2.erie.gov/health/sites/www2.erie.gov.health/files/uploads/pdfs/suntan.pdf
vii U.S. Food and Drug Administration. Your Skin. http://www.fda.gov/Radiation-EmittingProducts/RadiationEmittingProductsandProcedures/Tanning/ucm116428.htm
viii Environmental Protection Agency. Sunscreen: The Burning Facts. http://www.epa.gov/sunwise/doc/sunscreen.pdf
ix American Cancer Society. Skin Cancer Facts. http://www.cancer.org/cancer/cancercauses/sunanduvexposure/skin-cancer-facts
x U.S. Food and Drug Administration. Ultraviolet (UV) Radiation. http://www.fda.gov/Radiation-EmittingProducts/RadiationEmittingProductsandProcedures/Tanning/ucm116425.htm
xi Cancer Epidemiology in Older Adolescents & Young Adults. SEER AYA Monograph Pages 53-63. 2007.
xii U.S. Food and Drug Administration. Sun Protection. http://www.fda.gov/Radiation-EmittingProducts/RadiationEmittingProductsandProcedures/Tanning/ucm116445.htm