Combined use of aqueous and alum-precipitated pyridine ragweed extracts.
D000535:Aluminum; D000917:Antibody Formation; D001249:Asthma / Q000150:complications / Q000276:immunology; D001991:Bronchitis / Q000150:complications / Q000276:immunology; D003888:Desensitization, Immunologic; D004781:Environmental Exposure; D006801:Humans; D007073:Immunoglobulin E / Q000032:analysis; D010936:Plant Extracts; D011058:Pollen; D011725:Pyridines; D006255:Rhinitis, Allergic, Seasonal / Q000628:therapy*
D010936:Plant Extracts; D011725:Pyridines; D007073:Immunoglobulin E; D000535:Aluminum