Squamous cell carcinoma in blacks with discoid lupus erythematosus.
D001741:Black or African American; D002294:Carcinoma, Squamous Cell / Q000209:etiology*; D005431:Florida; D006801:Humans; D007642:Keratosis / Q000209:etiology; D008179:Lupus Erythematosus, Discoid / Q000150:complications*; D008297:Male; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary / Q000209:etiology*; D012878:Skin Neoplasms / Q000209:etiology*