2021 clinical practice guidelines for the diagnosis, treatment, and follow-up of patients with peripheral spondyloarthritis. Colombian Association of Rheumatology Lina M. Saldarriaga-Rivera; Wilson Bautista-Molano; Alejandro Junca-Ramírez; Andrés R. Fernández-Aldana; Daniel G. Fernández-Ávila; Diego A. Jaimes; Edwin A. Jáuregui; Juan S. Segura-Charry; Consuelo Romero-Sánchez; Oscar J. Felipe-Diaz;

Remission in axial spondyloarthritis: Developing a consensus definition Cristina Fernández-Carballido; Eduardo Collantes-Estévez; Jordi Gratacós; Xavier Juanola; Pedro Zarco;

Disease control in patients with ankylosing spondylitis in real clinical practice in Spain: Results of the MIDAS study Eugenio de Miguel; Cristina Fernández-Carballido; Jordi Gratacós; José L. Pablos; Xavier Juanola; Rafael Ariza; Pau Terradas-Montana; Cristina Sanabra; Carlos Sastré;