Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 139 |
| 2 | India | 102 |
| 3 | China | 48 |
| 4 | Canada | 33 |
| 5 | Japan | 26 |
| 6 | Germany | 25 |
| 7 | Italy | 20 |
| 8 | United Kingdom | 19 |
| 9 | France | 14 |
| 10 | Spain | 14 |
| 11 | Poland | 13 |
| 12 | Denmark | 13 |
| 13 | Australia | 11 |
| 14 | Netherlands | 10 |
| 15 | Brazil | 10 |
| 16 | Sweden | 10 |
| 17 | Russia | 10 |
| 18 | Iran | 9 |
| 19 | South Korea | 8 |
| 20 | Norway | 7 |
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.