Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 425 |
| 2 | China | 412 |
| 3 | Spain | 123 |
| 4 | India | 113 |
| 5 | Germany | 97 |
| 6 | Italy | 83 |
| 7 | South Korea | 75 |
| 8 | Canada | 71 |
| 9 | Japan | 69 |
| 10 | Iran | 68 |
| 11 | Brazil | 68 |
| 12 | United Kingdom | 61 |
| 13 | Poland | 59 |
| 14 | Portugal | 57 |
| 15 | France | 51 |
| 16 | Russia | 42 |
| 17 | Taiwan | 37 |
| 18 | Slovenia | 37 |
| 19 | Czech Republic | 33 |
| 20 | Israel | 32 |
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.