title: Falsely elevated cobalamin concentration in multiple assays in a patient with pernicious anemia: a case study.
authors.forename: André P
authors.initials: AP
authors.lastname: van Rossum
authors.forename: L Thomas
authors.initials: LT
authors.lastname: Vlasveld
authors.forename: Ad
authors.initials: A
authors.lastname: Castel
mesh_terms: D000368:Aged; D000752:Anemia, Pernicious / Q000097:blood*; D005260:Female; D006801:Humans; D014805:Vitamin B 12 / Q000032:analysis / Q000097:blood*
chemical_list: D014805:Vitamin B 12