Levels and trends of mortality since 1950    A Joint by the United Nations and the World Health 0rganisation    

 - New York  United Nations          1982 
 - 177p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medicine
<br/><br/><label>Dewey Class. No.: </label>L:5191.1(X).N8<--N50, M2/UN