Calprotectin and serum amyloid A for disease activity assessment in giant cell arteritis and polymyalgia rheumatica: results from a prospective single-centre cohort study. - Schmalzing, Marc; Froehlich, Matthias; Strunz, Patrick P.; Guggenberger, Konstanze V.; Gadeholt, Ottar; Werner, Rudolf A.; Labinsky, Hannah; Portegys, Jan; Dittrich, Marcus; Bley, Thorsten A.; Mueller, Tobias; Gernert, Michael (Rheumatology International, 2026)