1. US Unit, Department of Obstetrics and Gynecology, Soroka University Medical Center; Ben Gurion University of the Negev; Beer Sheva Israel
2. Department of Maternal Fetal Medicine, Fondazione MBBM; San Gerardo Hospital, University of Milano Bicocca; Monza Italy
3. Department of Industrial Engineering and Management; Ben Gurion University of the Negev; Beer Sheva Israel