Subject Region
Africa
7
Africa, Sub-Saharan
1
Asia
2
Assam
1
Belgrade
1
Berkeley
10
Bloomington
3
Boston
1
Brazil
2
Burma
1
California
21
Cambodia
1
Cameroon
1
Canada
2
Champaign
1
Chile
2
China
19
Ciudad de Mexico
4
Connecticut
1
Cuba
1
Czech Republic
1
Czechoslovakia
1
Dakar
1
Developing countries
5
Distrito Federal
1
Easton (Northampton County)
1
England
2
Ethiopia
1
Europe
1
Florida
2
France
18
Germany
6
Germany (West)
4
Great Britain
5
Greece
2
Guadalajara
1
Guadalajara (Mexico)
1
Hong Kong (China)
1
Illinois
4
India
6
Indiana
3
Indonesia
1
Islamic countries
2
Israel
1
Italy
1
Japan
3
Kenya
1
Korea
1
Latin America
1
Limpopo
1
more ...