Retherford, Robert D. <br/><br/>
The changing sex defferential in mortality 

 - London  Greenwood Press  1975 
 - 139p.  21cm. 
<br/><br/><label>ISBN: </label>0837178487 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mortality
<br/><br/><label>LC Class. No.: </label>DTU HB1323.S5R47