Anderson, Alyssa Erin, and Gordon Hensel. “Evaluating the Adequacy of the Geographic Distribution of Eye Care Professionals in Alberta: Is There a Need for Optician Performed Refractions?”. Canadian Journal of Optometry, vol. 83, no. 2, June 2021, pp. 33-38, doi:10.15353/cjo.v83i2.1552.