Valcuende-Cavero, F, et al. “Langerhans’ Cells and Lymphocytic Infiltrate in AIDS-Associated Kaposi’s Sarcoma. An Immunohistochemical Study”. Acta Dermato-Venereologica, vol. 74, no. 3, May 1994, pp. 183-7, doi:10.2340/0001555574161162.