(1) London School of Hygiene and Tropical Medicine, UK
(2) Leiden University Medical Center, Dept. Clinical Epidemiology, PO Box 9600, 2300 RC Leiden, The Netherlands
(3) Department of Clinical Epidemiology, Aarhus University, Denmark.
(4) MRC Integrative Epidemiology Unit at the University of Bristol, UK
(5) Population Health Science, Bristol Medical School, Bristol, UK
Funding: The research leading to these results has received funding from the UK Medical Research Council (MC_UU_00011/6), the European Research Council under the European Union’s Seventh Framework Programme (FP7/2007-2013) / ERC grant agreement no 668954 and ERC grant agreement no 669545 and from the European Union’s Horizon 2020 Research and Innovation Programme under grant agreement No 733206.