title: The WHO-IUIS International Reference Preparations for Allergens: drawbacks.
authors.affiliation: Research Group C.B.F. Leti, S.A., Tres Cantos, Madrid, Spain.
authors.forename: L
authors.initials: L
authors.lastname: Berrens
mesh_terms: D000485:Allergens / Q000032:analysis; D000818:Animals; D006801:Humans; D008970:Molecular Weight; D011786:Quality Control; D012015:Reference Standards
chemical_list: D000485:Allergens