A rational approach to radiodiagnostic investigations  report of a WHO Scientific Group on the Indications for and Limitations of Major X-Ray Diagnostic Investigations 

 - Geneva  World Health Organization  1983 
 - 52 p. 
 - Technical report series  689 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radiography, Medical<br/>Diagnosis, Radioscopic