1. Molecular and Clinical Sciences Research Institute, St. George’s University of London, London, United Kingdom (V.G., B.T.).
2. Fetal Medicine Unit, Department of Obstetrics and Gynaecology, St George’s University Hospitals NHS Foundation Trust, London, United Kingdom (V.G., B.T.).
3. GROW School for Oncology and Reproduction, Maastricht University, Maastricht, the Netherlands (G.J., C.G.-D.).
4. Department of Cardiology, Zuyderland Medical Centre, Heerlen, the Netherlands (G.J.).
5. Oxford Cardiovascular Clinical Research Facility, Division of Cardiovascular Medicine, Radcliffe Department of Medicine, University of Oxford, Oxford‚ United Kingdom (J.K., P.L.).
6. CARIM School for Cardiovascular Diseases, Maastricht University, Maastricht‚ the Netherlands (C.G.-D.).