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;