Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 186 |
| 2 | Brazil | 96 |
| 3 | Germany | 88 |
| 4 | United States | 66 |
| 5 | Iran | 62 |
| 6 | France | 53 |
| 7 | India | 51 |
| 8 | United Kingdom | 39 |
| 9 | Turkey | 39 |
| 10 | Portugal | 38 |
| 11 | Italy | 38 |
| 12 | Japan | 37 |
| 13 | Poland | 32 |
| 14 | Canada | 27 |
| 15 | Spain | 21 |
| 16 | South Korea | 21 |
| 17 | Austria | 18 |
| 18 | Australia | 16 |
| 19 | Netherlands | 15 |
| 20 | Saudi Arabia | 14 |
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.