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A randomized trial of nocturnal oxygen therapy in chronic obstructive pulmonary disease patients
A Chaouat, E Weitzenblum, R Kessler, C Charpentier, M Enrhart, R Schott, P Levi-Valensi, J Zielinski, L Delaunois, R Cornudella, J Moutinho dos Santos
European Respiratory Journal 14 (5) 1002-1008; DOI: 10.1183/09031936.99.14510029 Published 1 November 1999
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