Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 380 |
| 2 | China | 358 |
| 3 | Spain | 105 |
| 4 | India | 85 |
| 5 | Germany | 78 |
| 6 | Italy | 73 |
| 7 | Iran | 66 |
| 8 | South Korea | 63 |
| 9 | Canada | 62 |
| 10 | Japan | 59 |
| 11 | Portugal | 51 |
| 12 | Poland | 51 |
| 13 | United Kingdom | 50 |
| 14 | France | 46 |
| 15 | Brazil | 42 |
| 16 | Russia | 36 |
| 17 | Israel | 34 |
| 18 | Taiwan | 33 |
| 19 | Slovenia | 32 |
| 20 | Czech Republic | 29 |
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.