Validation of the HAQ-UP-A (Health Assessment Questionnaire-Upper Limbs-Argentine Version) in patients with rheumatoid arthritis Juan Manuel Bande; Silvia Beatriz Papasidero; María Alejandra Medina; María Julia Santa Cruz; Diana Silvia Klajn; José Angel Caracciolo; Julieta Giantinoto; Florencia Pelagagge; María Gabriela Battaglia;

Biomarkers: how to consolidate them in clinical practice María Jesús García de Yébenes Prous; Loreto Carmona Ortells;

External validation of the 2017 ACR/EULAR classification criteria for inflammatory myopathies in a Mexican cohort: Role of autoantibodies in the diagnosis and classification of patients with inflammatory myopathies Grisel Guadalupe Sánchez-Mendieta; David Vega-Morales; Miguel Ángel Villarreal-Alarcón; Jesús Eduardo Compean-Villegas; Ilse Andrea Moreno-Arquieta; Dionicio Ángel Galarza-Delgado;