Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 11,060 |
| 2 | South Korea | 1,724 |
| 3 | India | 1,138 |
| 4 | United States | 484 |
| 5 | Iran | 397 |
| 6 | Poland | 387 |
| 7 | Taiwan | 351 |
| 8 | Japan | 344 |
| 9 | Russia | 318 |
| 10 | Italy | 300 |
| 11 | France | 275 |
| 12 | Germany | 269 |
| 13 | Spain | 237 |
| 14 | Brazil | 223 |
| 15 | Romania | 181 |
| 16 | United Kingdom | 155 |
| 17 | Australia | 144 |
| 18 | Mexico | 136 |
| 19 | Czech Republic | 136 |
| 20 | Thailand | 119 |
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.