Effectiveness of intravenous tocilizumab in routine clinical practice in a cohort of Costa Rican patients with rheumatoid arthritis Mauricio Cordero-Alfaro; Carlos León-Céspedes; Allan Ramos-Esquivel;

The association between interleukin-6 promoter polymorphisms and rheumatoid arthritis by ethnicity: A meta-analysis of 33 studies Blanca T. Pacheco-Soto; Leonardo M. Porchia; William C. Lara-Vazquez; Enrique Torres-Rasgado; Ricardo Perez-Fuentes; M. Elba Gonzalez-Mejia;

Rotator cuff tendinopathy is associated with increased activity score in rheumatoid arthritis Jorge Medina-Castillo; Rodrigo J. Castillo-de la Garza; David Vega-Morales; Jorge A. Esquivel-Valerio; Axel A. De León-Pérez; Lorenia De La Cruz-Becerra; Alondra Elizabeth Montoya-Montes; Lourdes Gil-Flores; Dionicio Ángel Galarza-Delgado;