1. The world population prospects: the 2010 revision;United Nations DoEaSAPD,2011
2. What are the public health implications of global ageing?;World Health Organization,2011
3. World population ageing 2013;United Nations,2013
4. Global health and ageing;World Health Organization,2011
5. Commission on Social Determinants of Health: closing the gap in a generation: health equity through action on the social determinants of health;Marmot;The Lancet,2008