Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 372 |
| 2 | Iran | 145 |
| 3 | India | 117 |
| 4 | United States | 54 |
| 5 | Brazil | 53 |
| 6 | Germany | 50 |
| 7 | United Kingdom | 39 |
| 8 | France | 38 |
| 9 | Italy | 30 |
| 10 | Poland | 29 |
| 11 | South Korea | 29 |
| 12 | Mexico | 29 |
| 13 | Japan | 25 |
| 14 | Spain | 21 |
| 15 | Canada | 21 |
| 16 | Russia | 21 |
| 17 | Malaysia | 20 |
| 18 | Thailand | 17 |
| 19 | Australia | 17 |
| 20 | Netherlands | 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.