7 Authors from the USA
☐☐☐☐☐☐☐
7 Authors from the USA
☑☐☐☐☐☐☐
7 Authors from the USA
☑☑☐☐☐☐☐
7 Authors from the USA
☑☑☑☐☐☐☐
7 Authors from the USA
☑☑☑☑☐☐☐
7 Authors from the USA
☑☑☑☑☑☐☐
7 Authors from the USA
☑☑☑☑☑☑☐
6 Authors from the UK*
☐☐☐☐☐☐
6 Authors from the UK*
☑☐☐☐☐☐
6 Authors from the UK*
☑☑☐☐☐☐
6 Authors from the UK*
☑☑☑☐☐☐
6 Authors from the UK*
☑☑☑☑☐☐
6 Authors from the UK*
☑☑☑☑☑☐
5 Authors from Ireland*
☐☐☐☐☐
5 Authors from Ireland*
☑☐☐☐☐
5 Authors from Ireland*
☑☑☐☐☐
5 Authors from Ireland*
☑☑☑☐☐
5 Authors from Ireland*
☑☑☑☑☐
4 Authors from Russia
☐☐☐☐
4 Authors from Russia
☑☐☐☐
4 Authors from Russia
☑☑☐☐
4 Authors from Russia
☑☑☑☐
3 Authors from France
☐☐☐
3 Authors from France
☑☐☐
3 Authors from France
☑☑☐
2 Authors from New Zealand
☐☐
2 Authors from New Zealand
☑☐
1 Author from Colombia
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