Grass and ragweed pollinosis therapy. Seventeen-year study (1955 to 1971).
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008875:Middle Aged; D010936:Plant Extracts / Q000627:therapeutic use; D006109:Poaceae; D011058:Pollen / Q000009:adverse effects*; D011725:Pyridines; D006255:Rhinitis, Allergic, Seasonal / Q000188:drug therapy*
D010936:Plant Extracts; D011725:Pyridines