Johnson, D W <br/><br/>
Patient exposure trends in medical and dental radiography.  [electronic resource] 

 -  Health physics  Jan 1986 
 - 107-16 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0017-9078 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Female<br/>Humans<br/>Male<br/>Radiation Dosage<br/>Radiography<br/>Radiography, Dental