Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 36 |
| 2 | United States | 31 |
| 3 | Italy | 19 |
| 4 | India | 16 |
| 5 | Germany | 9 |
| 6 | Australia | 8 |
| 7 | United Kingdom | 7 |
| 8 | Canada | 6 |
| 9 | Greece | 6 |
| 10 | France | 6 |
| 11 | Spain | 5 |
| 12 | Portugal | 4 |
| 13 | Brazil | 4 |
| 14 | Iran | 3 |
| 15 | Sweden | 3 |
| 16 | Saudi Arabia | 2 |
| 17 | South Korea | 2 |
| 18 | Singapore | 2 |
| 19 | Morocco | 2 |
| 20 | Tunisia | 2 |
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.