Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 345 |
| 2 | Canada | 113 |
| 3 | France | 42 |
| 4 | China | 39 |
| 5 | Japan | 36 |
| 6 | Germany | 25 |
| 7 | India | 22 |
| 8 | Spain | 21 |
| 9 | Netherlands | 21 |
| 10 | Australia | 16 |
| 11 | Italy | 11 |
| 12 | United Kingdom | 11 |
| 13 | Iran | 7 |
| 14 | Brazil | 7 |
| 15 | Hungary | 6 |
| 16 | Denmark | 5 |
| 17 | Austria | 5 |
| 18 | Sweden | 3 |
| 19 | Finland | 3 |
| 20 | Greece | 3 |
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.