Does sacroiliitis is a mandatory criterion for enthesitis-related arthritis diagnosis? Hanene Lassoued Ferjani; Lobna Kharrat; Dorra Ben Nessib; Dhia Kaffel; Kaouther Maatallah; Wafa Hamdi;

Situational analysis of interventional rheumatology in Spain: Multicenter observational study Marco Aurelio Ramírez Huaranga; Juan Carlos Quevedo Abeledo; Julio Sánchez Martin; Álvaro García Martos; Angel Estuardo Plasencia Ezaine; David Castro Corredor; Vanesa Hernández Hernández; Yanira Pérez Vera; Enrique Ornilla Laraundogoitia; Rocío Arenal Lopez; Félix Manuel Francisco Hernández; Cristina Zamora Ramos; Paz Collado Ramos; Fernando Felipe Poma Vera; Javier Seoane Romero; Tamara Libertad Rodríguez Araya;

Evaluation of the psychometric properties of the Functional Ability Scale in children with juvenile idiopathic arthritis Juan Pablo Ford; Enrique Roberto Soriano; Mauro Andreu;