Quantitative studies in skin testing.  V.  The whealing reactions of histamine and ragweed pollen extract.
D031164:Ambrosia; D052179:Antigens, Plant; D006632:Histamine; D018494:Histamine Agents; D006801:Humans; D010936:Plant Extracts; D012882:Skin Tests
D052179:Antigens, Plant; D018494:Histamine Agents; D010936:Plant Extracts; C433085:ragweed pollen; D006632:Histamine
HISTAMINE/effects; RAGWEED