Link: https://pmc.ncbi.nlm.nih.gov/articles/PMC4068822/
Citation: Twelker, J. D., Miller, J. M., Sherrill, D. L., & Harvey, E. M. (2013). Astigmatism and myopia in Tohono O’odham Native American children. Optometry and Vision Science, 90(11), 1267-1273.