Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 2,013 |
| 2 | India | 470 |
| 3 | Italy | 388 |
| 4 | United States | 298 |
| 5 | France | 207 |
| 6 | Egypt | 156 |
| 7 | Spain | 143 |
| 8 | Germany | 142 |
| 9 | Poland | 136 |
| 10 | Brazil | 122 |
| 11 | South Korea | 117 |
| 12 | United Kingdom | 67 |
| 13 | Australia | 64 |
| 14 | Iran | 64 |
| 15 | Russia | 63 |
| 16 | Taiwan | 61 |
| 17 | Czech Republic | 60 |
| 18 | Portugal | 60 |
| 19 | Belgium | 50 |
| 20 | Turkey | 50 |
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.