Effective choices for diagnostic imaging in clinical practice :  report of a WHO Scientific Group. 

 - Geneva :  World Health Organization,  c1990. 
 - 131 p. 
 - World Health Organization technical report series ; 795 .
<br/><br/><label>ISBN: </label>9241207957 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Diagnostic imaging.