title: [Histiocytosis X].
mesh_terms: D006646:Histiocytosis, Langerhans-Cell / Q000209:etiology / Q000473:pathology* / Q000628:therapy; D006801:Humans; D009059:Mouth Diseases / Q000209:etiology / Q000473:pathology* / Q000628:therapy
vernacular_title: Histiocytosis X.