Region
Spain
12
Colombia
7
México
7
Mexico
6
United States
5
États-Unis
2
France
2
Latin America
2
Aguascalientes
1
Alicante (Province)
1
America
1
América Latina
1
Angola
1
Argentina
1
Bogotá
1
Developing countries
1
Dominican Republic
1
Ecuador
1
España
1
Germany
1
Investigación
1
Italy
1
Methodology
1
Metodología
1
Método científico
1
Poland
1
Russia (Federation)
1
Russie
1
Southern Hemisphere
1
Sweden
1