1. Department of Country Cooperation and Collaboration with the UN System, World Health Organization, avenue Appia 20, 1211 Geneva 27, Switzerland.
2. World Health Organization, Pretoria, South Africa.
3. World Health Organization, New Delhi, India.
4. World Health Organization, Moscow, Russian Federation.
5. Pan American Health Organization and World Health Organization, Brasília, Brazil.
6. World Health Organization, Beijing, China.