1 Personal Social Services Research Unit, London School of Economics and Political Science, London WC2A 2AE, UK; Health Service and Population Research Department, King's College London, Institute of Psychiatry, Psychology and Neuroscience, London, UK. Electronic address: [email protected].
2 Personal Social Services Research Unit, London School of Economics and Political Science, London WC2A 2AE, UK.
3 Department of Psychiatry, Universidade Federal de São Paulo, São Paulo, Brazil.
4 Department of Psychiatry, Universidade Federal de São Paulo, São Paulo, Brazil; Developmental Disorder Program, Mackenzie University, São Paulo, Brazil.
5 King's Health Economics, King's College London, London, UK.
6 Health Service and Population Research Department, King's College London, Institute of Psychiatry, Psychology and Neuroscience, London, UK.
7 Johns Hopkins School of Public Health, Baltimore, MD, USA.