1. Oxygen assisted exercise in chronic obstructive lung disease;Bradley;American Review of Respiratory Disease,1978
2. Ventilatory muscle function during exercise in air and oxygen in patients with chronic air-flow limitation;Bye;American Review of Respiratory Disease,1985
3. Ventilatory muscle recruitment in exercise with O2 in obstructed patients with mild hypoxemia;Criner;Journal of Applied Physiology,1987
4. Supplemental oxygen and exercise ability in chronic obstructive airways disease;Davidson;Thorax,1988
5. Oxygen may improve dyspnea and endurance in patients with chronic obstructive pulmonary disease and only mild hypoxemia;Dean;American Review of Respiratory Disease,1992