Cypers, H Elevated calprotectin levels reveal bowel inflammation in spondyloarthritis. [electronic resource] - Annals of the rheumatic diseases 07 2016 - 1357-62 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1468-2060 Standard No.: 10.1136/annrheumdis-2015-208025 doi Subjects--Topical Terms: AdultBiomarkers--analysisC-Reactive Protein--analysisCase-Control StudiesColitis--etiologyColonoscopyFeces--chemistryFemaleFollow-Up StudiesHumansIntestines--pathologyLeukocyte L1 Antigen Complex--analysisMaleProspective StudiesROC CurveSpondylarthritis--complications