1. a Department of Primary Care and Public Health , Imperial College London , London , UK
2. b ESRC International Centre for Lifecourse Studies in Society and Health (ICLS) , London , UK
3. c Institute for Health and Human Development , University of East London , London , UK
4. d Department of Epidemiology and Public Health , University College London , London , UK
5. e Population-based Cohorts Platform, INSERM Unit 1018 , Villejuif , France
6. f Versailles Saint Quentin University, UMRS 1018 , Villejuif , France