Elizabeth Garrett Anderson Institute for Womens’ Health, University College London, London, United Kingdom (R.L.S., A.L.D.); Department of Clinical Science, Intervention, and Technology, Division of Obstetrics and Gynecology, Karolinska Institutet, ANA Futura, Huddinge, Sweden (L.W.-J., C.G., M.W.); and NIHR University College London Hospitals Biomedical Research Centre, London, United Kingdom (A.L.D.)