Ward, R Parker <br/><br/>
Appropriateness criteria for echocardiography: an important step toward improving quality.  [electronic resource] 

 -  Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography  Jan 2009 
 - 60-2 p.  digital 
<br/><br/> Publication Type: Journal Article; Comment 
<br/><br/><label>ISSN: </label>1097-6795 
<br/><br/><label>Standard No.: </label>10.1016/j.echo.2008.11.016  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cardiomyopathies--diagnostic imaging<br/>Echocardiography--standards<br/>Heart Diseases--diagnostic imaging<br/>Humans<br/>Practice Guidelines as Topic<br/>Practice Patterns, Physicians'--statistics & numerical data<br/>Utilization Review