Delphi consensus on the management of patients with advanced COPD: COPD-Avanz Working Group Juan Marco Figueira Gonçalves; Javier de Miguel Díez; Bernardino Alcázar Navarrete; Pere Almagro Mena; María Belén Alonso-Ortiz; Ana Balañá Corberó; Miriam Barrecheguren; Roberto Cabestre García; Enrique Cases Viedma; Pilar Cejudo Ramos; Alberto Fernández-Villar; Rafael Golpe; Milagros Iriberri Pascual; José Luis López-Campos; Jesús Molina París; David de la Rosa-Carrillo; Javier Sayas Catalán; Marc Miravitlles;

The Natural History of Severe Chronic Obstructive Pulmonary Disease: The SPOCCAT Study Protocol Jessica González; Dan Sánchez; Daniel Ross-Monserrate; Elena Miguel; Marc Miravitlles; Roser Costa;

Apnea obstructiva de sueño Alejandra Roncero; Sonia Castro; Julia Herrero; Sofía Romero; Candela Caballero; Paula Rodriguez;