Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 733 |
| 2 | India | 479 |
| 3 | United States | 310 |
| 4 | Iran | 277 |
| 5 | Russia | 229 |
| 6 | Poland | 135 |
| 7 | Turkey | 112 |
| 8 | South Africa | 76 |
| 9 | Brazil | 71 |
| 10 | Japan | 69 |
| 11 | Spain | 57 |
| 12 | Germany | 57 |
| 13 | Greece | 55 |
| 14 | United Kingdom | 53 |
| 15 | Mexico | 45 |
| 16 | France | 40 |
| 17 | Saudi Arabia | 34 |
| 18 | South Korea | 30 |
| 19 | Italy | 30 |
| 20 | Slovakia | 28 |
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.