1. Comparison of two- and six-minute walk tests in detecting oxygen desaturation in patients with severe chronic obstructive pulmonary disease — A randomized crossover trial. (August 2016) Authors: Gloeckl, Rainer; Teschler, Sebastian; Jarosch, Inga; Christle, Jeffrey W; Hitzl, Wolfgang; Kenn, Klaus Journal: Chronic respiratory disease Issue: Volume 13:Number 3(2016) Page Start: 256 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗