Contributors KM, M-JS, BRH, CMS and MO'B contributed to the study concept, study design and interpretation of data, and provided critical review and revision of the manuscript for intellectual content. MO'B provided support in identifying and contacting potential interview participants in primary care. KM collected the survey and interview data. KM, CMS, MO'B and M-JS conducted **data** analysis. KM, M-JS, BRH, CMS and MO'B also provided their final approval of this publication and agree to be accountable for all aspects of the work to ensure both accuracy and integrity of this research. M-JS is the guarantor of this study, who accepts full responsibility for the work, had access to the **data** and controlled the decision to publish. Disclaimer CIHR played no role in the project.