Diagnostic and therapeutic approach of central sleep apnea in heart failure ¿ the role of adaptive servo-ventilation. A statement of the Portuguese society of pulmonology and the Portuguese sleep association S. Correia; S. Sousa; M. Drummond; P. Pinto; R. Staats; D. Brito; N. Lousada; J.S. Cardoso; J. Moita;

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;

Reliability and validity of the Chester step test in patients with interstitial lung disease A. Alves; A. Oliveira; P.G. Ferreira; V. Martins; A. Marques;