World Health Organization <br/><br/>
Basics of Quality Assurance for Intermediate and Peripheral Laboratories 

 - 1992  W.H.O  Mediterranean 
 - 208p. 
<br/><br/><label>ISBN: </label>92-9021- 160-1 
<br/><br/><label>LC Class. No.: </label>QY 25 .W46 1992