1. Increased prevalence of myopia in the United States between 1971-1972 and 1999-2004;Vitale;Arch Ophthalmol 127(12),2009
2. Costs of refractive correction of distance vision impairment in the United States, 1999-2002;Vitale;Ophthalmology 113(12),2006
3. Parental history of myopia, sports and outdoor activities, and future myopia;Jones;Invest Ophthalmol Vis Sci 48(8),2007
4. Parssinen O, Lyyra AL (1993) Myopia and myopic progression among schoolchildren: a three-year follow-up study. Invest Ophthalmol Vis Sci 34(9): 2794-2802.
5. Mutti DO, Mitchel GL, Moeschberger ML, Jones LA, Zadnik K (2002) Parental myopia, near work, school achievement, and children's refractive state. Invest Ophthalmol Vis Sci 43(12): 3633-3640.