Table 1.
Country of origin of the institutions where authors belong.
| Country | Frequency | % (n = 94) |
|---|---|---|
| Spain | 32 | 34.04 |
| Brazil | 11 | 11.70 |
| UK | 7 | 7.45 |
| Spain and Portugal | 7 | 7.45 |
| Brasil and Portugal | 3 | 3.19 |
| Poland | 3 | 3.19 |
| Germany | 2 | 2.13 |
| Spain and Austria and Italy | 2 | 2.13 |
| Spain and France and Tunisia | 2 | 2.13 |
| Spain and Italy and Iceland | 2 | 2.13 |
| Greece | 2 | 2.13 |
| Norway | 2 | 2.13 |
| Portugal | 2 | 2.13 |
| Australia | 1 | 1.06 |
| UK and Denmark | 1 | 1.06 |
| Slovakia | 1 | 1.06 |
| Spain and Austria and UK | 1 | 1.06 |
| Spain and Iceland | 1 | 1.06 |
| Spain and Italy | 1 | 1.06 |
| Spain and Macedonia and Portugal | 1 | 1.06 |
| Spain and UK | 1 | 1.06 |
| Spain and USA | 1 | 1.06 |
| France | 1 | 1.06 |
| France and Italy | 1 | 1.06 |
| Italy | 1 | 1.06 |
| Italy and Sidney and Zurich and Rome | 1 | 1.06 |
| Japan | 1 | 1.06 |
| Romania | 1 | 1.06 |
| UK and Canada | 1 | 1.06 |
| USA | 1 | 1.06 |