%0 Journal Article %B Ophthalmology %D 2009 %G eng %M 19592103 %P 1839-45 %T A randomized, clinical trial evaluating ready-made and custom spectacles delivered via a school-based screening program in China %V 116 %7 2009/07/14 %@ 1549-4713 (Electronic)0161-6420 (Linking)