Construct validity and reliability of the Brazilian version of the Falls Efficacy Scale in patients with COPD C.F. Scremim, B.F.P.M.C. Simões, J.A. de Barros, S. Valderramas

Pulmonary rehabilitation adapted index of self-efficacy (PRAISE) validated to Portuguese respiratory patients Catarina Duarte Santos, Ana João Santos, Margarida Santos, Fátima Rodrigues, Cristina Bárbara

Test-retest reliability, construct validity and determinants of 6-minute walk test performance in adult patients with asthma R. Meys, S.M.J. Janssen, F.M.E. Franssen, A.W. Vaes, A.A.F. Stoffels, H.W.H. van Hees, B. van den Borst, P.H. Klijn, C. Burtin, A.J. van 't Hul, M.A. Spruit