Increase in Dickkopf-1 Serum Level in Recent Spondyloarthritis. Data from the DESIR Cohort. - Nocturne, Gaetane; Pavy, Stephan; Boudaoud, Saida; Seror, Raphaèle; Goupille, Philippe; Chanson, Philippe; van der Heijde, Désirée; van Gaalen, Floris; Berenbaum, Francis; Mariette, Xavier; Briot, Karine; Feydy, Antoine; et al. (PLoS ONE, 2015)