Seang Lin Tan Editor

William Leigh Ledger MA DPhil FRCOG is Professor of Obstetrics and Gynaecology, University of Sheffield, Sheffield, UK and Honorary Consultant in Obstetrics and Gynaecology, Jessop Wing, Royal Hallamshire Hospital, Sheffield. Adil O. S. Bahathiq PhD is Associate Professor of Reproductive Endocrinology, Department of Obstetrics and Gynecology, Um-Alqura University Medical College, Mecca, Saudi Arabia. Seang Lin Tan MD MBBS FRCOG FRCSC FACOG MMed (O and G) MBA is James Edmund Dodds Professor and Chair, Department of Obstetrics and Gynecology, McGill University, and Obstetrician and Gynecologist-in-Chief of the McGill University Health Centre, Montreal, Quebec, Canada.