1. Centre for International Health, Burnet Institute, Melbourne, Victoria, Australia
2. PALM Foundation, Nuwara Eliya, Sri Lanka
3. Berendina, Colombo, Sri Lanka
4. Plantation Human Development Trust, Colombo, Sri Lanka
5. Central Province Health Department, Kandy, Sri Lanka
6. Department of Obstetrics and Gynaecology, International Centre for Reproductive Health, Ghent University, Belgium
7. Department of Epidemiology and Preventive Medicine, School of Public Health and Preventive Medicine, Monash University, Victoria, Australia