1. School of Nursing, Philadelphia University, Amman, Jordan
2. Maternity and Child Health Department, School of Nursing, University of Jordan, Amman, Jordan
3. Department of Obstetrics and Gynaecology, Prince Rashid Ibn Al-Hasan Hospital, Jordanian Royal Medical Services, Amman, Jordan
4. Department of Obstetrics and Gynaecology, King Hussein Medical Centre, Jordanian Royal Medical Services, Amman, Jordan
5. Department of Health and Community Systems, School of Nursing, University of Pittsburgh, Pittsburgh, USA