John, Deepika Dorothy <br/><br/>
Prevalence of Refractive Errors and Number Needed to Screen among Rural High School Children in Southern India: A Cross-sectional Study.  [electronic resource] 

 -  Journal of clinical and diagnostic research : JCDR  Aug 2017 
 - NC16-NC19 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>2249-782X 
<br/><br/><label>Standard No.: </label>10.7860/JCDR/2017/25388.10476  doi