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Green, Michael E., Nandini Natajaran, Denis E. O’Donnell, Tyler Williamson, Jyoti Kotecha, Shahriar Khan, und Andrew Cave. "Chronic Obstructive Pulmonary Disease in Primary Care: An Epidemiologic Cohort Study From the Canadian Primary Care Sentinel Surveillance Network." CMAJ Open 2015.

Green, Michael E., et al. "Chronic Obstructive Pulmonary Disease in Primary Care: An Epidemiologic Cohort Study From the Canadian Primary Care Sentinel Surveillance Network." CMAJ Open 2015.