Ryan, J <br/><br/>
The why and how of implementing five-digit coding (CPT).  [electronic resource] 

 -  Northwest medicine  Aug 1972 
 - 629-32 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0029-3385 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fees and Charges<br/>Insurance, Health<br/>Records<br/>United States<br/>Washington