Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | China | 614 |
| 2 | United States | 570 |
| 3 | Japan | 193 |
| 4 | Brazil | 109 |
| 5 | Canada | 85 |
| 6 | Germany | 76 |
| 7 | Iran | 66 |
| 8 | Italy | 47 |
| 9 | United Kingdom | 43 |
| 10 | South Korea | 40 |
| 11 | Mexico | 39 |
| 12 | Turkey | 32 |
| 13 | Australia | 31 |
| 14 | India | 29 |
| 15 | France | 25 |
| 16 | Taiwan | 23 |
| 17 | Poland | 23 |
| 18 | Sweden | 18 |
| 19 | Netherlands | 18 |
| 20 | Spain | 17 |
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.