Cite
MLA Citation
Denis E O'Donnell et al.. “State of the Art Compendium: Canadian Thoracic Society Recommendations for Management of Chronic Obstructive Pulmonary Disease.” Canadian respiratory journal, vol. 11, no. 1, n.d., pp. 7B–59B. http://access.bl.uk/ark:/81055/vdc_100173106527.0x000027