Reply. 

 -  2014 
<br/><br/>Available online from MWHC library: 1995 - present, Available in print through MWHC library: 1999 - 2006 
<br/><br/><br/>English 
<br/><br/><label>ISSN: </label>0002-9149 
<br/><br/><label>Subjects--Topical Terms: </label><br/>*Balloon Valvuloplasty/ut [Utilization]<br/>*Hospitalization/ec [Economics]<br/>*Mitral Valve Stenosis/th [Therapy]<br/>Female<br/>Humans<br/>Male
<br/><br/><label>Subjects--Geographic Terms: </label><br/>MedStar Washington Hospital Center
<br/><br/><label>Index Terms--Occupation: </label><br/>Medicine/General Internal Medicine
<br/><br/><label>Index Terms--Function: </label><br/>Comment<br/>Letter