Fig. 1: Derivation of Data for Analysis.

Canadian Primary Care Sentinel Surveillance Network (CPCSSN), FSA (Forward Sortation Area), COPD (Chronic Obstructive Pulmonary Disease). Data available for analysis.
Canadian Primary Care Sentinel Surveillance Network (CPCSSN), FSA (Forward Sortation Area), COPD (Chronic Obstructive Pulmonary Disease). Data available for analysis.