Referral Criteria for Chronic Obstructive Pulmonary Disease: A Proposal of Continuity of Care Javier de Miguel-Díez, Juan Marco Figueira-Gonçalves, Eva Trillo-Calvo, Juan Enrique Cimas-Hernando, Marta Villanueva-Pérez, Francisco Javier Plaza-Zamora, María Sanz-Almazán

Continuity of Care in Chronic Obstructive Pulmonary Disease Exacerbations: Challenges and Priorities Alberto Fernández-Villar, Juan Enrique Cimas Hernando, Juan Marco Figueira Gonçalves, Javier De Miguel Díez

Effects of Pulmonary Hypertension on Exercise Capacity in Patients With Chronic Obstructive Pulmonary Disease Isabel Blanco, Beatriz Valeiro, Rodrigo Torres-Castro, Anael Barberán-García, Yolanda Torralba, Jorge Moisés, Laura Sebastián, Jeisson Osorio, José Rios, Elena Gimeno-Santos, Josep Roca, Joan A. Barberà