1. Institute for Health Research, University of Notre Dame Australia, Fremantle, Australia;
2. School of Public Health and Preventative Medicine, Monash University, Melbourne, Australia;
3. Institute of Medical Psychology, University Hospital Heidelberg, Heidelberg, Germany;
4. Perinatal Health, Maternal and Infant Nutrition & Nurture Unit, University of Central Lancashire, Lancashire, UK;
5. Institute of Higher Education and Research in Healthcare, University of Lausanne, Lausanne, Switzerland;
6. University Hospital Carl Gustav Carus, Technische Universitaet Dresden, Dresden, Germany;
7. Department of Obstetrics and Gynecology, Tokyo Dental College Ichikawa General Hospital, Tokyo, Japan;
8. Bob Shapell School of Social Work, Tel Aviv University, Tel Aviv, Israel;
9. Department of Obstetrics and Gynecology, University Hospital Basel, Switzerland