1. University/British Heart Foundation Center for Cardiovascular Science, Queen’s Medical Research Institute, University of Edinburgh, Edinburgh, United Kingdom
2. Department of Psychology and Logopedics, University of Helsinki, Helsinki, Finland
3. Tommy’s Center for Maternal and Fetal Health, Medical Research Unit, Center for Reproductive Health, Queen’s Medical Research Institute, University of Edinburgh, Edinburgh, United Kingdom
4. Obstetric Epidemiology, Division of Applied Health Sciences, Dugald Baird Center for Research on Women’s Health, University of Aberdeen, Aberdeen, United Kingdom
5. Medical Research Council Lifecourse Epidemiology Unit, University of Southampton, Southampton, United Kingdom