Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 1,033 |
| 2 | India | 316 |
| 3 | Iran | 182 |
| 4 | France | 138 |
| 5 | United States | 89 |
| 6 | Turkey | 79 |
| 7 | Italy | 61 |
| 8 | Russia | 55 |
| 9 | Germany | 53 |
| 10 | Brazil | 52 |
| 11 | South Korea | 50 |
| 12 | Canada | 50 |
| 13 | Spain | 44 |
| 14 | Poland | 41 |
| 15 | Taiwan | 40 |
| 16 | Egypt | 38 |
| 17 | Australia | 36 |
| 18 | United Kingdom | 34 |
| 19 | Japan | 29 |
| 20 | Sweden | 23 |
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.