Chronic obstructive pulmonary disease exacerbations' management in Portuguese hospitals ¿ EvaluateCOPDpt, a multicentre, observational, prospective study J. Moita; U. Brito; C. Rodrigues; L. Ferreira; J.R. Vieira; A. Catarino; A. Morais; V. Hespanhol; C.R. Cordeiro;

COPD phenotypes by computed tomography and ventilatory response to exercise S. Rodrigues Sousa; J. Nunes Caldeira; C. Rodrigues;

Prevalence of pulmonary hypertension in COPD patients living at high altitude C. Aguirre-Franco; CA. Torres-Duque; G. Salazar; A. Casas; C. Jaramillo; M. Gonzalez-Garcia;