1. Barts and the London School of Medicine and Dentistry Blizard Institute Queen Mary University of London London UK
2. Neonatal Unit Homerton University Hospital NHS Foundation Trust London UK
3. Women's Health Research Unit Barts and the London School of Medicine and Dentistry Queen Mary University of London London UK
4. Barts and the London School of Medicine and Dentistry Queen Mary University of London London UK
5. Barts Health NHS Trust London UK
6. CIBER Epidemiology and Public Health (CIBERESP) Madrid Spain
7. Clinical Biostatistics Unit Hospital Ramon y Cajal (IRYCIS) Madrid Spain
8. City University of London University of London London UK
9. Centre for Host‐Microbiome Interactions King's College London London UK
10. Department of Obstetrics and Gynaecology Faculty of Medicine University Hospitals of Geneva Geneva Switzerland