Affiliation: | 1.Department of Social Policy and Intervention and Nuffield College, University of Oxford, Barnett House, 32 Wellington Square, Oxford, OX1 2ER, UK ;2.European Centre on Health of Societies in Transition, London School of Hygiene and Tropical Medicine, London, UK ;3.Department of Social Policy, London School of Economics and Political Science, London, UK ;4.Department of Sociology, University of Cambridge, Cambridge, UK ; |