Emergencies in obstetrics and gynaecology / edited by Stergios K. Doumouchtsis, MPH, MSC, PhD, MRCOG, Consultant Obstetrician, Gynaecologist and Urogynaecologist, Honorary Senior Lecturer, St George's University Hospitals NHS Foundation Trust, London, UK, Visiting Professor, University of Athens, Athens, Greece, Professor Sir S. Arulkumaran, MD, PhD, FRCOG, Professor Emeritus in Obstetrics and Gynaecology, St George's University Hospitals NHS Foundation Trust, London, UK, Visiting Professor, imperial College, London, UK.