Clinical features of patients with hands arthralgia referred from primary care physicians to rheumatologists: A cohort study Gabriel Figueroa-Parra; Martha Mariana Castañeda-Martinez; Pablo Herrera-Sandate; Diana Daniela Castañeda-Martinez; Jorge Antonio Esquivel-Valerio; David Vega-Morales;

Current state, control, impact and management of rheumatoid arthritis according to patient: AR 2020 national survey Laly Alcaide; Antonio I. Torralba; José Eusamio Serre; Carlos García Cotarelo; Estíbaliz Loza; Francisca Sivera;

Survey to evaluate exposure to environmental factors in patients with rheumatoid arthritis Alexandra Zúñiga; Alba Luz León Álvarez; Luisa Carbal-Reyes; Daniel Rodríguez; Juan-Camilo Díaz; Gloria Vásquez; Diana Castaño;