1. Department of Country Focus, World Health Organization, 20 avenue Appia, 1211 Geneva 27, Switzerland.
2. World Health Organization, Country Office, Pretoria, South Africa.
3. World Health Organization, Country Office, New Delhi, India.
4. World Health Organization, Country Office, Moscow, Russian Federation.
5. Pan American Health Organization/World Health Organization, Country Office, Brasília, Brazil.
6. World Health Organization, Country Office, Beijing, China.