Spanish cross-cultural adaptation and psychometric validation of the graded chronic pain scale revised for fibromyalgia José Édgar Ferrández-Gómez; Mariano Gacto-Sánchez; Aitor Baño-Alcaraz;

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

El viaje del paciente con fibromialgia en Latinoamérica Teresa Otón; Osvaldo Daniel Messina; Daniel G. Fernández Ávila; Manuel Robles San Román; Darío Mata; Constanza Arguissain; Jorge Miguel Galindo Guzmán; Marina Pérez; Loreto Carmona;