1. UNDP/UNFPA/UNICEF/WHO/World Bank Special Programme of Research, Development and Research Training in Human Reproduction (HRP), Department of Sexual and Reproductive Health and Research; World Health Organization; Geneva Switzerland
2. Gynuity Health Projects; New York USA
3. Centro Rosarino de Estudios Perinatales (CREP); Rosario Argentina
4. Experimental and Maternal Medicine Unit, Department of Obstetrics and Gynaecology; Faculty of Clinical Sciences, College of Medicine, University of Lagos, Idi-Araba; Lagos Nigeria