title: HLA associations with chemically defined ragweed pollen components.
mesh_terms: D003429:Cross Reactions; D000939:Epitopes; D005787:Gene Frequency; D005802:Genes, MHC Class II; D008040:Genetic Linkage; D006680:HLA Antigens / Q000235:genetics / Q000276:immunology*; D006579:Heterozygote; D006650:Histocompatibility Testing; D006801:Humans; D007073:Immunoglobulin E / Q000096:biosynthesis; D010455:Peptides / Q000276:immunology; D011058:Pollen; D012044:Regression Analysis
chemical_list: D000939:Epitopes; D006680:HLA Antigens; D010455:Peptides; D007073:Immunoglobulin E