Performance difference on the six-minute walk test on tracks of 20 and 30 meters for patients with chronic obstructive pulmonary disease: validity and reliability Suelen Roberta Klein; Aline Almeida Gulart; Raysa Silva Venâncio; Anelise Bauer Munari; Simone Graciosa Gavenda; Ana Carolina Benedet Martins; Anamaria Fleig Mayer;

Functional capacity using sit-to-stand tests in people with chronic obstructive pulmonary disease and its relationship with disease severity¿a cross-sectional study with matched controls Ana Machado; Cíntia Dias; Patrícia Rebelo; Sara Souto-Miranda; Maria Aurora Mendes; Diva Ferreira; Vitória Martins; Paula Simão; Chris Burtin; Alda Marques;

Isokinetic testing of quadriceps function in COPD: feasibility, responsiveness, and minimal important differences in patients undergoing pulmonary rehabilitation Anouk A.F. Stoffels; Roy Meys; Hieronymus W.H. van Hees; Frits M.E. Franssen; Bram van den Borst; Alex J. van ¿t Hul; Peter H. Klijn; Anouk W. Vaes; Jana De Brandt; Chris Burtin; Martijn A. Spruit;