Indication of the location of corresponding authors.
| Top Countries/ Regions | Authors | |
|---|---|---|
| 1 | United States | 94 |
| 2 | Iran | 23 |
| 3 | Japan | 16 |
| 4 | United Kingdom | 15 |
| 5 | Canada | 10 |
| 6 | Australia | 9 |
| 7 | China | 9 |
| 8 | Spain | 9 |
| 9 | Germany | 8 |
| 10 | Brazil | 6 |
| 11 | Colombia | 4 |
| 12 | Italy | 4 |
| 13 | Turkey | 4 |
| 14 | Mexico | 4 |
| 15 | Chile | 3 |
| 16 | New Zealand | 3 |
| 17 | Netherlands | 3 |
| 18 | France | 3 |
| 19 | Austria | 3 |
| 20 | India | 2 |
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.