title: Dyschromatosis symmetrica hereditaria--a histochemical and ultrastructural study.
mesh_terms: D000328:Adult; D002648:Child; D004295:Dihydroxyphenylalanine / Q000378:metabolism*; D005260:Female; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D010859:Pigmentation Disorders / Q000235:genetics*; D012867:Skin / Q000473:pathology*
chemical_list: D004295:Dihydroxyphenylalanine