Heazell A E P, Whitworth M K, Whitcombe J, Glover S W, Bevan C, Brewin J, Calderwood C, Canter A, Jessop F, Johnson G, Martin I, Metcalf L
Institute of Human Development, Faculty of Medical and Human Sciences, University of Manchester, Manchester, UK.
St Mary's Hospital, Central Manchester University Hospitals NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, UK.
Ultrasound Obstet Gynecol. 2015 Dec;46(6):641-7. doi: 10.1002/uog.15738.