Clinical effects of ragweed antigen emulsion. A double-blind study.
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D031164:Ambrosia; D004311:Double-Blind Method; D004655:Emulsions; D006801:Humans; D006979:Hyperthermia, Induced; D006255:Rhinitis, Allergic, Seasonal / Q000628:therapy*
D004655:Emulsions
HAY FEVER/therapy