Psychological inflexibility and clinical impact: Adaptation of the Acceptance and Action Questionnaire-II in a sample of patients on haemodialysis treatment Carlos J. Delgado Domínguez; Javier Varas García; Francisco J. Ruiz; Beatriz Díaz Espejo; Petra Cantón Guerrero; Elena Ruiz Sánchez; Noelia González Jurado; Abraham Rincón Bello; Rosa Ramos Sánchez;

Definition and evolution of the concept of sarcopenia Maria Luz Sanchez-Tocino; Secundino Cigarrán; Pablo Ureña; Maria Luisa González-Casaus; Sebastian Mas-Fontao; Carolina Gracia-Iguacel; Alberto Ortíz; Emilio Gonzalez-Parra;

Life after a pediatric kidney transplant Julia Fijo; Ana Sánchez-Moreno;