Authors: van Stel, HF Bogaard, JM Rijssenbeek-Nouwens, LHM Colland, VT

Citation: Hf. Van Stel et al., Multivariable assessment of the 6-min walking test in patients with chronic obstructive pulmonary disease, AM J R CRIT, 163(7), 2001, pp. 1567-1571