1. Borish's Clinical Refraction.;Zadnik,1998
2. Myopia and Nearwork.;Zadnik,1998
3. Myopia—global problem, global research.;Norton;Optom Vis Sci,2005
4. Vision, visual acuity, and ocular refraction of young men: findings in a sample of 1,033 subjects.;Sorsby;BMJ,1960
5. The relationship between tonic accommodation and refractive error.;McBrien;Invest Ophthalmol Vis Sci,1987