title: Clinical and photobiological differences between dyschromatosis symmetrica hereditaria and xeroderma pigmentosum.
mesh_terms: D002648:Child; D002675:Child, Preschool; D004247:DNA / Q000096:biosynthesis; D005260:Female; D006801:Humans; D008297:Male; D010787:Photosensitivity Disorders / Q000235:genetics*; D014983:Xeroderma Pigmentosum / Q000235:genetics*
chemical_list: D004247:DNA