President's address. Some intrinsic and extrinsic factors predisposing to allergy.
D000818:Animals; D000906:Antibodies / Q000032:analysis; D000937:Antigen-Antibody Reactions; D004406:Dysgammaglobulinemia; D004777:Environment; D006680:HLA Antigens; D006801:Humans; D006967:Hypersensitivity / Q000235:genetics / Q000276:immunology* / Q000628:therapy; D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007231:Infant, Newborn; D051379:Mice
D000906:Antibodies; D006680:HLA Antigens; D007070:Immunoglobulin A; D007074:Immunoglobulin G