1. Department of Health Sciences University of York York UK
2. Bradford Institute for Health Research Bradford Teaching Hospitals NHS Foundation Trust Bradford UK
3. Department of Sports Science and Clinical Biomechanics, Research Unit for Exercise Epidemiology, Centre of Research in Childhood Health University of Southern Denmark Odense Denmark
4. Centre for Exercise, Nutrition & Health Sciences, School for Policy Studies University of Bristol Bristol UK
5. Epidemiology, Biostatistics and Prevention Institute University of Zurich Zurich Switzerland
6. Population Health Sciences, Bristol Medical School University of Bristol Bristol UK
7. Obstetric Service, Department Woman‐Mother‐Child Lausanne University Hospital Lausanne Switzerland
8. Institute for Physical Activity and Nutrition (IPAN), School of Exercise and Nutrition Sciences Deakin University Geelong Australia
9. Exercise and Health Laboratory, CIPER, Faculdade de Motricidade Humana Universidade de Lisboa Lisboa Portugal
10. Department of Sports Medicine Norwegian School of Sport Sciences Oslo Norway
11. MRC Epidemiology Unit University of Cambridge Cambridge UK
12. School of Sport, Exercise and Health Sciences Loughborough University Loughborough UK