title: Study of thymic hormone therapy for histiocytosis X.
mesh_terms: D000328:Adult; D002648:Child; D006646:Histiocytosis, Langerhans-Cell / Q000188:drug therapy*; D006801:Humans; D013949:Thymus Extracts / Q000627:therapeutic use*
chemical_list: D013949:Thymus Extracts