1. Service of Nephrology and Hypertension, Department of Medicine, Lausanne University Hospital, Lausanne, Switzerland;
2. Department of Haematology and
3. Cardiometabolic Programme, University College London (UCL) Hospitals (UCLH), Biomedical Research Centre (BRC), National Institute for Health Research, National Health Service (NHS) Foundation Trust, London, United Kingdom;
4. Department of Nephrology, Hôpital Huriez, Centre Hospitalier Régional Universitaire (CHRU) de Lille, Lille, France;
5. French Reference Center for Thrombotic Microangiopathies, Hôpital Saint Antoine, Sorbonne Université/Assistance Publique–Hôpitaux de Paris (AP-HP), Paris, France;
6. Department of Nephrology and Renal Transplantation, Hospital Clinic de Barcelona, Universitat de Barcelona, Barcelona, Spain;
7. Department of Hematology, Hôpital Saint Antoine, Sorbonne Université/AP-HP, Paris, France;
8. Istituto di Ricerche Farmacologiche Mario Negri, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS), Bergamo, Italy;
9. Mercy Hospital for Women, Melbourne, VIC, Australia;
10. Sunshine Hospital, Western Health, Melbourne, VIC, Australia; and
11. Austin Health, Melbourne, VIC, Australia;
12. Complement Therapeutics Research Group, Translational and Clinical Research Institute, Newcastle University, Newcastle upon Tyne, United Kingdom;
13. National Renal Complement Therapeutics Centre, Newcastle upon Tyne Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom;
14. Medical Intensive Care Unit, Cochin Hospital, Hôpitaux Universitaires Paris Centre, AP-HP, Paris, France;
15. Institut Cochin, INSERM Unité 1016 (U1016)/Centre National de la Recherche Scientifique (CNRS) Unité Mixte de Recherche (UMR) 8104/Université de Paris, Paris, France;
16. Fetal Medicine Unit–Salud Materno Infantil y del Desarrollo (SAMID), Department of Obstetrics and Gynaecology and
17. 12 de Octubre Research Institute (imas12), University Hospital 12 de Octubre, Complutense University of Madrid, Madrid, Spain;
18. Department of Kidney Transplantation, Hôpital Pitié-Salpêtrière, Sorbonne Université/AP-HP, Paris, France;
19. Institute for Women’s Health, UCLH, London, United Kingdom;
20. Department of Nephrology, Centre de Référence Maladies Rénales Rares du Sud-ouest, Centre Hospitalier Universitaire de Bordeaux, Bordeaux, France;
21. Service and Central Laboratory of Hematology, Lausanne University Hospital, Lausanne, Switzerland;
22. Department of Gynecology and Obstetrics and
23. Clinical Investigation Center (CIC), University Hospital of Nantes, Nantes, France;
24. Nouvelle Université à Nantes, Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE), Nantes, France;
25. Physiologie des Adaptations Nutritionnelles (PhAN), UMR 1280, Université de Nantes, Nantes, France;
26. Service d’Hématologie Biologique and
27. Equipe d’accueil3518, Université Paris Diderot, Paris, France;
28. Groupe Hospitalier Saint Louis–Lariboisière, AP-HP, Paris, France;
29. Division of Hematology, The Ohio State University, Columbus, OH;
30. Service d’Immunologie, Hôpital Européen Georges Pompidou, Paris University/AP-HP, Paris, France;
31. Department of Nephrology, University Hospital Robert Debré, Paris, France; and
32. Maternité Port-Royal, Hôpital Cochin, Université de Paris/AP-HP, Fighting Prematurity University Hospital Federation (FHU PREMA), INSERM UMR 1139, Paris, France