Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 1,667 |
| 2 | India | 379 |
| 3 | United States | 207 |
| 4 | Brazil | 204 |
| 5 | Iran | 177 |
| 6 | South Korea | 173 |
| 7 | Italy | 158 |
| 8 | Japan | 119 |
| 9 | Spain | 118 |
| 10 | Poland | 108 |
| 11 | Taiwan | 86 |
| 12 | Portugal | 82 |
| 13 | France | 78 |
| 14 | Argentina | 78 |
| 15 | Germany | 70 |
| 16 | Turkey | 60 |
| 17 | Russia | 58 |
| 18 | United Kingdom | 48 |
| 19 | Canada | 39 |
| 20 | Australia | 33 |
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.