Affiliation: | 1. Department of Fetal Medicine, Division of Reproductive and Child Health, Birmingham Women's Hospital, University of Birmingham, Edgbaston, Birmingham, UK;2. Regional Genetics Laboratory, Birmingham Women's Hospital, Edgbaston, Birmingham UK;3. Department of Radiology, Birmingham Children's Hospital, Birmingham, UK;4. Department of Pathology, Birmingham Women's Hospital, Edgbaston, Birmingham UK |