1 Health Organisation, Policy, Economics (HOPE), Centre for Primary Care & Health Services Research, The University of Manchester, Manchester, UK; LSE Health, Department of Health Policy, London School of Economics and Political Science, London WC2A 2AE, UK. Electronic address: [email protected].
2 WHO Regional Office for Europe, Copenhagen, Denmark.
3 LSE Health, Department of Health Policy, London School of Economics and Political Science, London WC2A 2AE, UK.