One-year retention rate of ixekizumab in patients with psoriatic arthritis and axial spondyloarthritis: Real-world data from the BIOBADASER registry Clementina López-Medina; Lucía Otero-Varela; Fernando Sánchez-Alonso; Vega Jovaní; Lorena Expósito-Pérez; Sheila Melchor-Díaz; Yanira Pérez-Vera; Paula Pretel-Ruiz; Javier Manero; Antonio Mera-Varela; Lourdes Mateo; Dolores Ruiz-Montesino; José Andrés Lorenzo-Martín; Teresa Pedraz-Penalva; Isabel Castrejón;

The clinical utility of faecal calprotectin in patients with differentiated and undifferentiated spondyloarthritis: Relevance and clinical implications Yasser Emad; Yasser Ragab; Nevin Hammam; Nashwa El-Shaarawy; Magdy Fawzi; Arwa Amer; Hesham El-Makhzangy; Ahmed Ismail; Ossama Ibrahim; Yosra Hassan; Ahmed Kamal; Johannes J. Rasker;

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;