Association of Serum Calprotectin (S100A8/A9) Level With Disease Relapse in Proteinase 3–Antineutrophil Cytoplasmic Antibody–Associated Vasculitis

• Ruth J. Pepper, Juliana B. Draibe, Ben Caplin, Fernando C. Fervenza, Gary S. Hoffman, Cees G. M. Kallenberg, Carol A. Langford, Paul A. Monach, Philip Seo, Robert Spiera, E. William St.Clair, Nadia K. Tchao, John H. Stone, Ulrich Specks, Peter A. Merkel, Alan D. Salama

• Arthritis & Rheumatology, December 2016, Wiley
• DOI: 10.1002/art.39814