Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 188 |
| 2 | China | 80 |
| 3 | Canada | 40 |
| 4 | Italy | 32 |
| 5 | United Kingdom | 32 |
| 6 | Germany | 27 |
| 7 | Japan | 25 |
| 8 | Spain | 23 |
| 9 | India | 21 |
| 10 | South Korea | 19 |
| 11 | Netherlands | 17 |
| 12 | France | 17 |
| 13 | Iran | 15 |
| 14 | Australia | 13 |
| 15 | Brazil | 12 |
| 16 | Singapore | 10 |
| 17 | Switzerland | 10 |
| 18 | Taiwan | 9 |
| 19 | Sweden | 6 |
| 20 | Ireland | 6 |
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.