title: IUIS criteria for reference preparations.
authors.forename: J W
authors.initials: JW
authors.lastname: Yunginger
authors.forename: D M
authors.initials: DM
authors.lastname: Squillace
authors.forename: R M
authors.initials: RM
authors.lastname: Helm
mesh_terms: D000485:Allergens / Q000592:standards*; D000486:Allergy and Immunology / Q000592:standards; D006801:Humans; D007391:International Cooperation; D012015:Reference Standards; D012955:Societies, Medical; D014944:World Health Organization
chemical_list: D000485:Allergens