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Population ageing: a global health crisis?
Population ageing: a global health crisis?

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Described image
(adapted from Agewatch Index, 2015, based on data from UNDESA Population Division, World Population Prospects: The 2015 Revision)
Figure 1 The percentage of the population aged 60 years or older across the world in 2015 and 2050

 2 Population ageing: what is it and why is it important?