Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 656 |
| 2 | United Kingdom | 198 |
| 3 | Italy | 146 |
| 4 | United States | 140 |
| 5 | Japan | 48 |
| 6 | South Korea | 47 |
| 7 | Germany | 46 |
| 8 | Turkey | 40 |
| 9 | India | 39 |
| 10 | Spain | 30 |
| 11 | Taiwan | 30 |
| 12 | Netherlands | 28 |
| 13 | Egypt | 26 |
| 14 | France | 23 |
| 15 | Australia | 23 |
| 16 | Pakistan | 21 |
| 17 | Iran | 18 |
| 18 | Canada | 16 |
| 19 | Austria | 13 |
| 20 | Brazil | 12 |
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.