title: False-positive penicillin immunoassay: an unnoticed common problem.
authors.forename: S G O
authors.initials: SG
authors.lastname: Johansson
authors.forename: Justus
authors.initials: J
authors.lastname: Adédoyin
authors.forename: Marianne
authors.initials: M
authors.lastname: van Hage
authors.forename: Reidar
authors.initials: R
authors.lastname: Grönneberg
authors.forename: Anna
authors.initials: A
authors.lastname: Nopp
mesh_terms: D000368:Aged; D004342:Drug Hypersensitivity / Q000175:diagnosis*; D005189:False Positive Reactions; D005260:Female; D006801:Humans; D007118:Immunoassay / Q000379:methods*; D007073:Immunoglobulin E / Q000097:blood*; D010406:Penicillins / Q000276:immunology*
chemical_list: D010406:Penicillins; D007073:Immunoglobulin E