Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 196 |
| 2 | United States | 48 |
| 3 | Czech Republic | 38 |
| 4 | United Kingdom | 34 |
| 5 | Spain | 33 |
| 6 | France | 23 |
| 7 | Italy | 21 |
| 8 | South Korea | 20 |
| 9 | Brazil | 19 |
| 10 | Germany | 17 |
| 11 | Australia | 16 |
| 12 | India | 13 |
| 13 | Hungary | 12 |
| 14 | Poland | 12 |
| 15 | Greece | 11 |
| 16 | Vietnam | 11 |
| 17 | Russia | 9 |
| 18 | Canada | 9 |
| 19 | Portugal | 8 |
| 20 | Iran | 8 |
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.