Weitzenblum, E Evolution of physiological variables in patients with chronic obstructive pulmonary disease before and during long-term oxygen therapy. [electronic resource] - Respiration; international review of thoracic diseases 1991 - 126-31 p. digital Publication Type: Journal Article ISSN: 0025-7931 Standard No.: 10.1159/000195912 doi Subjects--Topical Terms: Blood PressureCarbon Dioxide--bloodForced Expiratory VolumeHumansLung Diseases, Obstructive--bloodOxygen--bloodOxygen Inhalation TherapyPulmonary ArteryTime FactorsVital Capacity