BÜHLMANN MRP8/14 ELISA:
García-Arias M et al.: Calprotectin in rheumatoid arthritis: association with disease activity in a cross-sectional and a longitudinal cohort. Molecular Diagnosis and Therapy. 2013: 17(1):49-56. PMID: 23329363 DOI: 10.1007/s40291-013-0016-9