Reproducibility, validity, and reliability of the incremental step test for subjects with moderate to severe asthma R.C.C. Barbosa; R.A. Silva; A.C. Lunardi; S.T.C. Silva; S.D. Corso; A.J. Fonseca; R. Stelmach; C.R.F. Carvalho;

Chester step test to identify functional impairment in interstitial lung disease C. Paixão; A. Alves; A.S. Grave; P.G. Ferreira; D. Brooks; A. Marques;

International predictive equations of maximum respiratory mouth pressures: Are they suitable for the Portuguese adult population? S. Souto-Miranda; C. Jácome; A. Alves; A. Machado; C. Paixão; A. Oliveira; A. Marques;