1. Basal cell epithelioma at site and following smallpox vaccination;Zelickson;Arch. Dermatol.,1968
2. Malignant tumors as a late complication of vaccination;Reed;Arch. Dermatol.,1968
3. Malignancy in a smallpox vaccination scar: report on another case;Friedman;Cent. Afr. J. Med.,1972
4. The development of cancer in burn scars. An analysis and report of thirty-four cases;Treves;Surg. Gynecol. Obstet.,1930
5. Basal cell epithelioma in a thermal burn scar;Kantor;J. Occup. Med.,1970