1. South London and Maudsley NHS Foundation Trust, London, UK
2. Trinity College Dublin, Dublin, Ireland
3. National Maternity Hospital, Dublin, Ireland
4. Royal College of Psychiatrists, London, UK
5. Department of Psychiatry, Icahn School of Medicine at Mount Sinai, New York, NY, USA
6. Department of Obstetrics, Gynecology, and Reproductive Science, Icahn School of Medicine at Mount Sinai, New York, NY, USA
7. Department of Psychiatry, Erasmus Medical Centre Rotterdam, Rotterdam, The Netherlands
8. Department of Psychiatry, Rijksuniversiteit Groningen (RUG), University Medical Centre Groningen (UMCG), Groningen, The Netherlands
9. Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, UK
10. National Institute for Health Research (NIHR) Mental Health Biomedical Research Centre at South London and Maudsley NHS Foundation Trust and King’s College London, London, UK