Lexau, Catherine A <br/><br/>
The changing epidemiology of pneumococcal pulmonary disease in the era of the heptavalent vaccine.  [electronic resource] 

 -  Current infectious disease reports  May 2008 
 - 229-35 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1523-3847 
<br/><br/><label>Standard No.: </label>10.1007/s11908-008-0038-3  doi