1 Development and Research Training in Human Reproduction (HRP), Department of Sexual and Reproductive Health and Research, World Health Organization, Geneve, Switzerland martaschaafconsult@gmail.com.
2 School of Health and Social Care, University of Essex, Colchester, UK.
3 School of Public Health, University of the Western Cape Faculty of Community and Health Sciences, Cape Town, Western Province, South Africa.
4 Development and Research Training in Human Reproduction (HRP), Department of Sexual and Reproductive Health and Research, World Health Organization, Geneve, Switzerland.
5 School of Community Health and Midwifery, University of Central Lancashire, Preston, Lancashire, UK.
6 Global Health Centre, Geneva Graduate Institute, Geneva, Switzerland.
7 Heilbrunn Department of Population and Family Health, Columbia University Mailman School of Public Health, New York, New York, USA.
8 Centre for International Health, University of Bergen, Bergen, Norway.
9 Center for the Study of Equity and Governance in Health Systems (CEGSS), Guatemala City, Guatemala.
10 Bill and Melinda Gates Foundation India, New Delhi, Delhi, India.