University of London, King's College London, Faculty of Life Sciences & Medicine, King’s College Hospital, University of London, King's College London, Faculty of Life Sciences & Medicine, King’s College Hospital, Santa Lucía University General Hospital - Clinical Analysis Department, King’s College London - Harris Birthright Research Centre for Fetal Medicine, Homerton University Hospital, Medway Maritime Hospital, Government of the United Kingdom - Southend University Hospital, Dr. Shterev Hospital, University of the Basque Country - Biocruces Bizkaia Health Research Institute, San Cecilio University Hospital - Institute of Research Ibs, Government of the United Kingdom - Chelsea and Westminster Hospital NHS Foundation Trust, Hospital Universitario La Paz, University of Milan - Department of Clinical Sciences and Community Health, Instituto de Investigación Sanitaria Hospital "12 de Octubre" - Hospital Universitario 12 de Octubre, Lewisham University Hospital, Bart's Health NHS Trust - The Royal London Hospital, Hospital Necker Enfants Malades, Hospiten Group, Kingston Hospital, Université Libre de Bruxelles (ULB), Instituto de Investigación Biomédica de A Coruña - Complexo Hospitalario Universitario A Coruña, Hospital Universitario de Torrejón, Fetal Medicine Foundation, University of Exeter, University of Exeter and NHS Foundation Trust - Fetal Medicine Research Institute