Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 1,612 |
| 2 | Italy | 419 |
| 3 | South Korea | 380 |
| 4 | United States | 350 |
| 5 | India | 217 |
| 6 | Iran | 202 |
| 7 | United Kingdom | 187 |
| 8 | Turkey | 173 |
| 9 | Australia | 149 |
| 10 | Canada | 128 |
| 11 | France | 127 |
| 12 | Spain | 111 |
| 13 | Portugal | 91 |
| 14 | Germany | 84 |
| 15 | Poland | 77 |
| 16 | Brazil | 63 |
| 17 | Malaysia | 48 |
| 18 | Taiwan | 44 |
| 19 | Japan | 41 |
| 20 | Hong Kong | 39 |
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.