Mackay, C <br/><br/>
Visual display units.  [electronic resource] 

 -  The Practitioner  Nov 1989 
 - 1496-8 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0032-6518 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Systems<br/>Female<br/>Humans<br/>Occupational Diseases--etiology<br/>Pregnancy<br/>Risk Factors