Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 123 |
| 2 | United Kingdom | 25 |
| 3 | Germany | 22 |
| 4 | Canada | 20 |
| 5 | Netherlands | 20 |
| 6 | France | 13 |
| 7 | Finland | 10 |
| 8 | Australia | 9 |
| 9 | Italy | 8 |
| 10 | China | 7 |
| 11 | Belgium | 7 |
| 12 | Switzerland | 6 |
| 13 | Sweden | 6 |
| 14 | Spain | 4 |
| 15 | Denmark | 3 |
| 16 | Singapore | 3 |
| 17 | Hong Kong | 3 |
| 18 | Portugal | 2 |
| 19 | South Africa | 1 |
| 20 | India | 1 |
Our authors submit research articles from all over the world. Authors collaborate frequently with peers at different institutions and in different countries/regions. This graph indicates the number of primary corresponding authors at the country/region level in the last five years.