1. Mason TJ McKay FW US Cancer Mortality by County: 1950-1969 DHEW Publ 1974
2. Trends in malignant melanoma of the skin;Jensen;World Health Stat,1980
3. Site distribution of malignant melanoma;Elwood;Can Med Assoc J,1983
4. Cutaneous factors related to the risk of malignant melanoma;Beral;Br J Dermatol,1983
5. Malignant melanoma of the palmar - plantar-subungual - mucosal type;Seiji,1979