Brady CJ, Villanti AC, Gandhi G, Friedman DS, Keay L. Visual function after correction of distance refractive error with ready-made and custom spectacles: a randomized clinical trial. Ophthalmology. 2012 Oct;119(10):2014-20. PMID: 22705346

Brady CJ, Keay L, Villanti A, Ali FS, Gandhi M, Massof RW, Friedman DS. Validation of a visual function and quality of life instrument in an urban Indian population with uncorrected refractive error using Rasch Analysis. Ophthalmic Epidemiology. 2010 17(5):282–291. PMID: 20868254

Keay L, Gandhi M, Brady C, Ali FS, Mathur U, Munoz B, Friedman DS.  A randomized clinical trial to evaluate ready-made spectacles in an adult population in India. Int J Epidemiol. 2010 Jun;39(3):877-88. PMID: 20147300