Are ANCA antibodies necessary in the definition of interstitial pneumonia with autoimmune features? Illustrative case presentation Andrea Cabra Sierra; Jorge Lechuga-Ortiz; Yimy Medina Velásquez; Luis Javier Cajas Santana;

Design and implementation of clinical care centres for spondyloarthritis. A benchmark care and disease model in chronic pathologies Wilson Bautista-Molano; Paul Méndez-Patarroyo; Helbert Orlando Arévalo Roa; Gerardo Quintana-López;

Cost-effectiveness analysis of the early versus established phase clinical approach in a cohort of patients with rheumatoid arthritis in a fourth level health care institution in Colombia Carolina Sarmiento-Peña; Gerardo Quintana-López;