Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 2,138 |
| 2 | India | 662 |
| 3 | Iran | 502 |
| 4 | United States | 470 |
| 5 | United Kingdom | 406 |
| 6 | Spain | 398 |
| 7 | Italy | 338 |
| 8 | Brazil | 319 |
| 9 | Turkey | 221 |
| 10 | South Korea | 218 |
| 11 | Australia | 208 |
| 12 | Canada | 157 |
| 13 | Malaysia | 155 |
| 14 | Germany | 154 |
| 15 | France | 149 |
| 16 | Greece | 134 |
| 17 | Portugal | 123 |
| 18 | Poland | 109 |
| 19 | Egypt | 104 |
| 20 | Thailand | 100 |
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.