Disease control in patients with psoriatic arthritis in real clinical practice in Spain: MiDAS study Jordi Gratacós; José L. Pablos; Eugenio de Miguel; Xavier Juanola; Cristina Fernández-Carballido; Rafael Ariza; Pau Terradas-Montana; Carlos Sastré; Cristina Sanabra;

Principal component and cluster analysis of functional parameters in rheumatic patients: Identifying the most efficient assessment tool David Vega-Morales; Jorge Medina-Castillo; Pablo Herrera-Sandate; Ana K. Vazquez-Bañuelos; Rodrigo J. Castillo-de la Garza; Luis A. Chavez-Alvarez; Lourdes Gil-Flores; Julio A. Lagarda-Ramos;

Results from a cross-sectional, observational study to assess inadequate pain relief in patients with knee and/or hip osteoarthritis in Mexico Ruben Burgos-Vargas; Jyoti Aggarwal; Kelly D. Johnson; Dena Ramey; Fidel Lozano; Cynthia Macahilig; Ishita Doshi; Kaan Tunceli;