Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 305 |
| 2 | Australia | 93 |
| 3 | China | 72 |
| 4 | United Kingdom | 65 |
| 5 | Canada | 54 |
| 6 | Netherlands | 49 |
| 7 | Spain | 45 |
| 8 | Iran | 39 |
| 9 | South Korea | 36 |
| 10 | Brazil | 29 |
| 11 | France | 24 |
| 12 | Finland | 23 |
| 13 | Taiwan | 20 |
| 14 | Germany | 18 |
| 15 | Italy | 18 |
| 16 | Japan | 15 |
| 17 | Portugal | 15 |
| 18 | Denmark | 15 |
| 19 | Singapore | 12 |
| 20 | India | 11 |
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.