Gratton, I <br/><br/>
Change in visual function and viewing distance during work with VDTs.  [electronic resource] 

 -  Ergonomics  Dec 1990 
 - 1433-41 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0014-0139 
<br/><br/><label>Standard No.: </label>10.1080/00140139008925344  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Asthenopia--etiology<br/>Computer Terminals<br/>Convergence, Ocular--physiology<br/>Ergonomics--methods<br/>Female<br/>Humans<br/>Myopia--etiology<br/>Refractive Errors--etiology