André-Dominique Négrel MD WHO/PBD<br>Leon B Ellwein MD NIH/NEI<br>RESC Study Group
Aravind Eye Care System
More Research Needed to Assess the Magnitude of Refractive Errors World-wide
In order to determine the magnitude and the public health significance of Refractive Error in children of different ethnic origins, and to strengthen the delivery of refractive services, additional data are needed. This article focus on need for more Research to Assess the Magnitude of Refractive Errors World-wide.