title: Standardization: dreams, myths and reality.
authors.forename: R E
authors.initials: RE
authors.lastname: Esch
authors.forename: W
authors.initials: W
authors.lastname: White
mesh_terms: D000485:Allergens / Q000302:isolation & purification*; D000818:Animals; D006801:Humans; D011058:Pollen / Q000276:immunology; D012015:Reference Standards; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D000485:Allergens