SHIPP .M  <br/><br/>
AMERICAN JOU OF PUBLIC HEALTH 

 -  APHA  2012 
 - 1621-2385BHB  42259 
 -  102 .
<br/><br/><label>ISSN: </label>900036 
<br/><br/><label>Dewey Class. No.: </label>614.05