Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 304 |
| 2 | United States | 68 |
| 3 | India | 44 |
| 4 | Spain | 44 |
| 5 | Italy | 42 |
| 6 | United Kingdom | 36 |
| 7 | South Korea | 34 |
| 8 | Iran | 31 |
| 9 | Brazil | 28 |
| 10 | Canada | 27 |
| 11 | Australia | 26 |
| 12 | Turkey | 25 |
| 13 | Japan | 18 |
| 14 | France | 18 |
| 15 | Taiwan | 16 |
| 16 | Pakistan | 13 |
| 17 | Poland | 13 |
| 18 | Malaysia | 12 |
| 19 | Germany | 11 |
| 20 | Netherlands | 11 |
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.