Zhang, Y <br/><br/>
Noninvasive quantification of the aortic valve area in aortic stenosis by Doppler echocardiography.  [electronic resource] 

 -  European heart journal  Dec 1985 
 - 992-8 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0195-668X 
<br/><br/><label>Standard No.: </label>10.1093/oxfordjournals.eurheartj.a061820  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aged<br/>Aortic Valve--pathology<br/>Aortic Valve Stenosis--pathology<br/>Cardiac Catheterization<br/>Echocardiography<br/>Electrocardiography<br/>Female<br/>Humans<br/>Male<br/>Middle Aged