Envejecimiento poblacional = population ageing 

 - Santiago  UN ECLAC  2011 
<br/><br/> Presents selected demographic indictors of population ageing, which were obtained on the basis of national population estimates and projections for the 20 countries of Latin America for the period 1950 - 2100. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DEMOGRAPHIC STATISTICS
<br/><br/><label>Universal Decimal Class. No.: </label>04.01.01 A512en