The Radiologic clinics of North America. 
Vols. for 2006- have cover title:  Radiologic clinics 

 - Philadelphia :  W.B. Saunders,  c1963- 
 - v. :  ill. 
 - Bimonthly,  Jan. 1987- 
 - Three times a year,  Apr. 1963- Quarterly,  <Mar. 1981->-Dec. 1986 
 - Vol. 1, no. 1 (Apr. 1963)- 
<br/><br/> Each issue also has a distinctive title.  Publishers varies. 
<br/><br/><label>ISSN: </label>0033-8389 
 = The Radiologic clinics of North America 
 = Radiol. clin. North Am. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radiotherapy--Periodicals.