1. Adolescent Sexual and Reproductive Health Consultant, Department of Sexual and Reproductive Health Research which includes the UNDP, UNICEF, UNFPA, WHO and World Bank cosponsored Human Reproduction Programme, Cairo, Egypt. Correspondence:
2. Independent Expert, Goa, India
3. Formerly, Regional Adviser, Adolescent Health, WHO South East Asia Regional Office; Currently Independent Expert, New Delhi, India
4. Formerly, Scientist, Department of Sexual and Reproductive Health Research which includes the UNDP, UNICEF, UNFPA, WHO and World Bank cosponsored Human Reproduction Programme; Currently Independent Expert, Switzerland