title: Emulsion therapy: a three-year study with ragweed pollinosis.
mesh_terms: D002986:Clinical Trials as Topic; D003888:Desensitization, Immunologic; D004655:Emulsions / Q000009:adverse effects; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007279:Injections, Subcutaneous; D008297:Male; D010919:Placebos; D011058:Pollen; D006255:Rhinitis, Allergic, Seasonal / Q000517:prevention & control; D012965:Sodium Chloride; D013223:Statistics as Topic
chemical_list: D004655:Emulsions; D010919:Placebos; D012965:Sodium Chloride