Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 3,173 |
| 2 | Brazil | 411 |
| 3 | India | 334 |
| 4 | United States | 287 |
| 5 | Iran | 272 |
| 6 | Italy | 150 |
| 7 | Japan | 146 |
| 8 | Russia | 122 |
| 9 | Turkey | 122 |
| 10 | Mexico | 112 |
| 11 | Pakistan | 109 |
| 12 | United Kingdom | 107 |
| 13 | Spain | 100 |
| 14 | South Korea | 99 |
| 15 | France | 98 |
| 16 | Argentina | 92 |
| 17 | Poland | 87 |
| 18 | Greece | 75 |
| 19 | Morocco | 70 |
| 20 | Vietnam | 65 |
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.