Comparative Study

Predicting oxygen uptake for men and women with moderate to severe chronic obstructive pulmonary disease.

Arch Phys Med Rehabil. 2003 Aug 1;84(8):1158-64.
Comparative Study

Pulmonary circulation and gas exchange at exercise in Sherpas at high altitude.

J. Appl. Physiol. 2014 Apr 1; 116 (7): 919-26.
Article

Pulmonary hypertension in patients with idiopathic pulmonary fibrosis - the predictive value of exercise capacity and gas exchange efficiency.

Plos One. 2013 Jan 1;8(6):e65643.