title: Epidemiology of ocular melanoma. Incidence and geographic relationship in Ohio (1967-1977).
mesh_terms: D000328:Adult; D002830:Choroid Neoplasms / Q000139:chemically induced / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D008545:Melanoma / Q000139:chemically induced / Q000453:epidemiology*; D008875:Middle Aged; D009820:Ohio; D011078:Polychlorinated Biphenyls / Q000009:adverse effects
chemical_list: D011078:Polychlorinated Biphenyls