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;

Is it possible to reach the catheter target proposed by the guidelines? Reasons for catheter use in prevalent hemodialysis patients M. Dolores Arenas; Ramiro Cazar; Alfredo Cordón; Angel Méndez; Mariano Acuña; Karina Furaz; David Hernan; Paula Manso; Fabiola Dapena; Florentina Rosiqué; Laura Martinez; Leonor Andúgar; María Lopez Picasso; Jose Luis Santos-Ascarza; Aitana Hernández; Emilio González-Parra; M. Luz Sanchez-Tocino;

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;