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2. UN DoEaSA: Population Division: World Population Ageing 2009. 2009, United Nations - Office for Economic and Social Affairs, New York
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4. OECD: Health Reform: Meeting the Challenge of Ageing and Multiple Morbidities. 2011, OECD Publishing, Paris
5. N/A: Synthesis report on the public consultation on the European Innovation Partnership on Active and Healthy Ageing. 2011, European Commission - DG Health and Consumers and DG Information Society and Media, Brussels