Curbelo, A A <br/><br/>
[Conceptual problems in our public health demography].  [electronic resource] 

 -  Revista de sanidad e higiene publica  Nov 1974 
 - 1015-9 p.  digital 
<br/><br/> Publication Type: English Abstract; Journal Article 
<br/><br/><label>ISSN: </label>0034-8899 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abortion, Spontaneous<br/>Female<br/>Fetal Death<br/>Humans<br/>Infant Mortality<br/>Infant, Newborn<br/>Pregnancy<br/>Spain