Ooi, H K <br/><br/>
The importance of updating epidemiological data.  [electronic resource] 

 -  Parasitology today (Personal ed.)  Jan 1997 
 - 40 p.  digital 
<br/><br/> Publication Type: Letter 
<br/><br/><label>ISSN: </label>0169-4758 
<br/><br/><label>Standard No.: </label>10.1016/s0169-4758(97)81615-8  doi