Trends in basal cell carcinoma, squamous cell carcinoma, and melanoma of the skin from 1973 through 1987

摘要: Major increases have occurred in the incidence of basal cell carcinoma and squamous skin, as well cutaneous malignant melanoma during period 1973 through 1987 British Columbia. The greatest carcinomas are on head neck. This indicates that exposure to sunlight is major causative factor. increase trunk men lower limbs women. dramatic nonmelanoma skin cancers Columbia, a relatively low area, suggest prevention programs needed areas not considered "sunspots."