Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 1,023 |
| 2 | India | 438 |
| 3 | Spain | 380 |
| 4 | United States | 294 |
| 5 | Brazil | 294 |
| 6 | Iran | 278 |
| 7 | South Korea | 243 |
| 8 | Turkey | 206 |
| 9 | United Kingdom | 192 |
| 10 | Italy | 163 |
| 11 | Australia | 120 |
| 12 | France | 95 |
| 13 | Canada | 92 |
| 14 | Mexico | 80 |
| 15 | Poland | 72 |
| 16 | Malaysia | 72 |
| 17 | Egypt | 57 |
| 18 | Portugal | 55 |
| 19 | Greece | 51 |
| 20 | Hong Kong | 49 |
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.