R. Mora and C. Perniciaro, Cancer of the skin in blacks, Journal of the American Academy of Dermatology, vol.6, issue.6, pp.535-578, 1981.
DOI : 10.1016/S0190-9622(82)70084-2

R. Halder and K. Bang, Skin cancer in blacks in the United States, Dermatol Clin, vol.38, issue.6, pp.397-405, 1988.

C. Mccall and S. Chen, Squamous cell carcinoma of the legs in African Americans, Journal of the American Academy of Dermatology, vol.47, issue.4, p.40
DOI : 10.1067/mjd.2002.124083

H. Woolery-lloyd, M. Elsaie, and N. Avashia, Squamous cell carcinomas of the lower limbs in African American women, Journal of the American Academy of Dermatology, vol.65, issue.1, pp.221-244, 2011.
DOI : 10.1016/j.jaad.2009.11.019