title: Anticitrullinated protein antibodies: taking into account antibody levels improves interpretation.
authors.affiliation: Laboratory Medicine, University Hospitals Leuven, Leuven, Belgium.|Department of Microbiology and Immunology, KU Leuven, Leuven, Belgium.
authors.forename: Xavier
authors.initials: X
authors.lastname: Bossuyt
mesh_terms: D002956:Citrulline; D012217:Rheumatoid Factor; D013548:Sweden
chemical_list: D002956:Citrulline; D012217:Rheumatoid Factor
keywords: Ant-CCP; Autoantibodies; Rheumatoid Arthritis