Population ageing and health.
Lloyd-Sherlock P, McKee M, Ebrahim S, Gorman M, Greengross S, Prince M, Pruchno R, Gutman G, Kirkwood T, O'Neill D, Ferrucci L, Kritchevsky SB, Vellas B. Population ageing and health. Lancet. 2012 Apr 07; 379(9823):1295-6.