Foetal, infant and early childhood mortality 

 - New York:      DSA,  1953 
 - 44p.  30 cm. 
 -    vol.1:Statistics, vol.2:Biological, Social & Economic factors .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography<br/>Mortality
<br/><br/><label>Dewey Class. No.: </label>312.2  / UN