Schaper, R H <br/><br/>
A critical look at reciprocity.  [electronic resource] 

 -  Dental economics - oral hygiene  Jul 1992 
 - 53, 55, 57 passim p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0011-8583 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Licensure, Dental<br/>Population Dynamics<br/>United States