1. Department of Obstetrics and Gynaecology, The University of the West Indies, Trinidad and Tobago;
2. Department of Obstetrics and Gynaecology, The University of the West Indies, Jamaica;
3. Department of Obstetrics and Gynaecology, The University of the West Indies, Barbados;
4. Nassau School of Clinical Medicine and Research, The University of the West Indies, Nassau, Bahamas;
5. The Ministry of Health, Port of Spain, Trinidad and Tobago