title: Letter: Parana hard-skin syndrome: study of seven families.
mesh_terms: D000015:Abnormalities, Multiple / Q000150:complications*; D001938:Brazil; D002648:Child; D006130:Growth Disorders / Q000150:complications; D006628:Hirsutism / Q000150:complications; D006801:Humans; D007223:Infant; D008297:Male; D010859:Pigmentation Disorders / Q000150:complications; D012871:Skin Diseases / Q000150:complications / Q000175:diagnosis* / Q000235:genetics; D013577:Syndrome