title: [Allergen extract and hyposensitization].
mesh_terms: D001249:Asthma / Q000628:therapy; D003888:Desensitization, Immunologic; D006801:Humans; D010919:Placebos; D012221:Rhinitis, Allergic, Perennial / Q000628:therapy
chemical_list: D010919:Placebos
vernacular_title: Allergenextrakt und Hyposensibilisierung.