Region
Developing countries
16
Asia
5
Africa
3
Africa --
2
American
2
Developing countries --
2
Africa, Sub-Saharan --
1
African, Sub-Saharan
1
Asia --
1
Cambodia
1
Cambodia --
1
Central America
1
Coast Province
1
Coast Province (Kenya) --
1
Developing countries - --
1
Egypt --
1
France
1
Haiti
1
Haiti --
1
Japan
1
Jordan --
1
Kenya --
1
Nepal
1
Nepal --
1
Pacific Area
1
Pacific area --
1
Sierra Leone
1
Sierra Leone --
1
Southeast Asia
1
Soviet Union
1
Soviet Union --
1
Syria --
1
Vietnam
1
Vietnam --
1