title: Rarity of planar warts in Cushite nomads: antiviral effect of milk? .
mesh_terms: D000818:Animals; D002648:Child; D004032:Diet; D005002:Ethiopia; D006801:Humans; D008892:Milk / Q000276:immunology; D027383:Papillomaviridae; D027382:Polyomaviridae; D014412:Tumor Virus Infections / Q000453:epidemiology* / Q000517:prevention & control; D014860:Warts / Q000453:epidemiology* / Q000517:prevention & control